What surface treatments are available?

The pipes are available with Galvanized, Black Phosphated, and Bright Annealed (BA) surface treatments.

Which steel grades can be supplied?

We supply various carbon steel grades including ST37.4, ST52.4, E235, E355, A822, 1010, and CFS360.

What are the delivery conditions?

Delivery conditions include Bk, Gbk, Bkw, Bks, or Nbk depending on the specific requirements.

What is the average lead time?

The average lead time is one month, applicable for both peak and off-peak seasons.

Do you offer OEM services?

Yes, OEM service is available for our customers.

What certifications do you hold?

Our products are certified under ISO 9001 and TS 16949 standards.

What are the payment terms?

We accept LC and T/T as terms of payment.

Which industries can use these pipes?

They are widely used in automotive, hydraulic systems, oil/gas drilling, aerospace, and food/beverage industries.

DIN2391 Black Phosphated Carbon Seamless Steel Pipe

Zhangjiagang Chewit International Co., Ltd.

7 yrs

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Product Highlights

Multiple Surface Treatments: Available in Galvanized, Black Phosphated, and Bright Annealed (BA) finishes.
Wide Material Selection: Carbon steel grades including ST37.4, ST52.4, E235, E355, and 1010.
Comprehensive Standards Compliance: Meets DIN 2391, EN 10305-4, ASTM A822, SAE J524, and BS 3602 standards.
Versatile Application Scope: Suitable for hydraulic systems, automotive, oil/gas, and aerospace industries.
Strict Quality Control: All products undergo double inspection by professional quality controllers.
OEM Service Available: Customization services are offered for specific manufacturing needs.
Fast Delivery Time: Average lead time is one month for both peak and off-peak seasons.
ISO and TS Certifications: Certified with ISO 9001 and TS 16949 for quality assurance.

Product Attributes

Customization: Available
Type: Seamless
Technique: Cold Drawn
Model NO.: BPS-1001
Material: Carbon Steel
Surface Treatment: Galvanized, Black Phosphated, Ba
Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Mining, Special Purpose
Section Shape: Round
Standard: DIN2391,1630,2445,En10305-4,ASTM A822-450,SAE J524
Delivery Condition: Bk, Gbk, Bkw, Bks or Nbk
Steel Grade: St37.4 St52.4,E235,E355,A822,1010,Cfs360
Certificate: ISO 9001 Ts16949
Secondary or Not: Non-Secondary
Application: Automotive,Hydraulic System and Precision Device
Transport Package: Bundles or Boxes
Specification: OD2-60mm
Origin: China
HS Code: 7304319000
Production Capacity: 1000ton/Month

DIN2391 Black Phosphated Carbon Seamless Steel Pipe

DIN2391 Black Phosphated Carbon Seamless Steel Pipe pictures & photos — DIN2391 Black Phosphated Carbon Seamless Steel Pipe

DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe

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DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe
DIN2391 Black Phosphated Carbon Seamless Steel Pipe

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Product Description

DIN2391 Black Phosphated Carbon Seamless Steel Pipe

Standard		Material	Delivery	Surface	Sizes
DIN	2391/1630/2445	ST37.4 ST52.4	NBK	1) BA	OD2 -60mm × WT0.3 -10mm
EN	10305-4	E235, E355	(+) N	2) Black phosphated
ASTM	A822-A450	A822		3) Galvanizing	OD0.079-2.36 inch ×WT0.012-0.394inch
SAE	J524	1010		Silver; yellow; oilve green Galvanizing
BS	3602	CFS 360		Layer thickness: min 8um

Applications

A. Hydraulic circuits (HPL), pneumatic lines, and hydraulic suspension
B. Hydraulic cylinders (HPZ)

Electric heater fields like metal tube heater,hot runner,thermostat,heating apparatus,air conditioning,refrigerators
and other household appliances,heating etc.
Food and beverage,petroleum chemical industry,heat exchanger,condenser,marine environment,paper making,chemical
fertilizer,instrumentation,medical,Automotive engineering,aerospace,pipe structure,priting textile and etc.

DIN2391 Black Phosphated Carbon Seamless Steel Pipe

Chewit International

Chewit international Located in zhangjiagang city which is along The Yangtze Golden Channel the junction of River and Coast Economic Belt. It owns an excellent geographic position, as it is close to Nanjing city in the north, adjacent to Suzhou and Wuxi cities in the south, next to Shanghai international city in the east. Zhangjiagang international port and State highway endow us a convenient water and land transportation which links us to the outside world both home and aboard. Chewit International is one group company with two manufactures one is producing steel forgings for Marine, Power, Boiler, Ocean, Oil, Petrochemical, Mechanical and Hydraulic fields and the other is producing precision steel tubes for automotive industry and hydraulic system and also one semi-independent company specially for import and export business. We have a total area of 150000 square meters with the employees over 200 people. All the products well produced by our mills need to be double inspected by chewit professional quality controller and then we will offer our customer the vivid report for the tested items. Only those products which are inspected well can be allowed to delivery to our customers. By the means of strict inspection, we wined a lot of customer for long term business both home and abroad. We adhere to our company tenet Customer First, Quality formost and always try our best to serve our customer with our full heart.

About the Supplier

This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI204814". Items marked "" are certified.

Zhangjiagang Chewit International Co., Ltd.

Company Profile

Chewit international has two manufacture. One is for precision stee pipe --- CW tube. Another is manufacture steel forgings.

CW tube, one of the most professional precision tube supplier in China, has a history of more than 20 years.

Our product includes cold drawn precision seamless steel tube, cold drawn welded tube, welded stainless steel tube, tube assambly. Our tubes are used for automotive industry, hydraulic system, Mechanical fields, precision device and others.

Our company covers a toal area of 10000 square meters with the asset of more than 10 million. We have around 120 employees...Due to the advanced production line and full sets of inspection equipments, the tubes produced are promised to be in high quality.

We have ten cold drawn lines, two lines of 20 tons, three lines of 10 tons, five lines of 5 tons to promise the mass output. We use special cold drawing process to make sure the inner and outer surface in low roughness. And the precision drawing mold to garanttee the minimum size tolerance.

We have heat treatment furnace with and without oxygen environment for processing. The bright annealing furnace without oxygen to ensure the tube surface condition best without oxidization and shinning like mirror.

We have a strong and responsible inspection team. All the tubes have to pass eddy current non-destructive test, and ultrosonic non-destructive test as per customer request. We check the tube size and surface 100%. Chemical and mechanical tests are carried out for each batch of tube.

Our forging manufacture covers total area above 100000m2 with with a production capacity of 90000 tons for various kinds of forgings. Also we are eligible for a total of 11 authorized patents, including 3 invention patents.

We are supplier of Wind Power, Oil & gas, Transportation, Ship building, gear box...

We own TPG, API 20B, the European PED, MAN Diesel & Turbo, Classification society: ABS, CCS, BV, DNV, GL, LR, KR, RINA, NK.

Since 2006, we have entered into global purchasing system of the most famous company.

We have established a perfect quality management system and HSE management system. We have API Q1, ISO 9001, ISO 14001: 2004, OHSAS 18001: 2007.

We always adhere to a pragmatic, integrity, unity and innovative as business philosophy.

Scientific management, improving quality, continuous improvement, and pursuit of excellence in quality, to provide customers with first-class forging products and perfect technical services.

About Our Factory & Business Background

Business Type: Manufacturer/Factory & Trading Company
Address: 73 East Changjiang Road, Deji, Jingang Town, Zhangjiagang City, Suzhou, Jiangsu, China
Plant Area: 100 square meters
Number of Employees: 6
Registered Capital: 3,000,000 RMB
Terms of Payment: LC, T/T
International Commercial Terms(Incoterms): FOB, CIF, CFR
Average Lead Time: Peak Season Lead Time: one month
Off Season Lead Time: one month
Nearest Port: shanghai

Our Production Capability & Technical Expertise

Main Products: Carbon Seamless Pipe, Steel Forging, Stainless Tube
Production Machines: Cutting Machine, Heat Treating Machine, Stretching Machine, Straightening Machine, Diagnostic Machine, Cutting Machine, Hydraulic Universal Testing Machine
OEM Service Available: Yes
Test Reports for Raw Materials: RoHS, Others

Our Industry Experience & Global Business Record

Year of Establishment: 2010-01-12
Export Year: 2013-08-01
Main Markets: North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea)
Number of Foreign Trading Staff: 4
Overseas Agent/Branch: No

FAQ

What surface treatments are available?: The pipes are available with Galvanized, Black Phosphated, and Bright Annealed (BA) surface treatments.
Which steel grades can be supplied?: We supply various carbon steel grades including ST37.4, ST52.4, E235, E355, A822, 1010, and CFS360.
What are the delivery conditions?: Delivery conditions include Bk, Gbk, Bkw, Bks, or Nbk depending on the specific requirements.
What is the average lead time?: The average lead time is one month, applicable for both peak and off-peak seasons.
Do you offer OEM services?: Yes, OEM service is available for our customers.
What certifications do you hold?: Our products are certified under ISO 9001 and TS 16949 standards.
What are the payment terms?: We accept LC and T/T as terms of payment.
Which industries can use these pipes?: They are widely used in automotive, hydraulic systems, oil/gas drilling, aerospace, and food/beverage industries.