Good User Reputation for 321 Stainless Steel Pipes - Large diameter thin-walled stainless steel seamless pipe – Donghao Metal Group

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We believe that long time period partnership is a result of top of the range, value added services, rich expertise and personal contact for 316 Stainless Steel Tubing , Stainless Hollow Section , Tube Bending , To benefit from our strong OEM/ODM capabilities and considerate services, please contact us today. We will sincerely create and share success with all clients.

Good User Reputation for 321 Stainless Steel Pipes - Large diameter thin-walled stainless steel seamless pipe – Donghao Metal Group Detail:

We can supply high quality large diameter thin-walled stainless steel seamless tubes with SCH5/5S

Typical specifications:

219.1mm*3.76mm ,

273.1mm*4.19mm ，

323.9mm*4.57mm ,

355.6mm*4.78mm ,

406.4mm*4.78mm ,

457.2mm*4.78mm,

508mm*5.54mm ,

558.8mm*5.54mm ,

609.6mm*6.35mm ,

660.4mm* 7.92mm ,

711.2mm* 7.92mm,

Other sizes can be offered on request.

Delivery Condition: Annealed & Pickled, Annealed & Pickled + Polished, Bright Annealed

Grades: TP304/304L, TP316/316L, TP317L, TP904L, Duplex, Other grades can be offered on request.

Standards:

ASTM A790/ASME SA790 Seamless and welded ferritic/austenitic stainless steel pipe

ASTM A312/ASME SA312 Seamless and welded austenitic stainless steel pipes

DIN 2448 Seamless steel pipes and tubes

GOST 8731 Seamless hot rolled steel pipes – technical requirements

JIS G3459 Stainless steel pipes

Test & Inspection:

1.100% PMI / SPECTRO CHEMICAL ANALYSIS TESTS

2.100% DIMENSION TESTS & 100% VISUAL EXAMINATION

3.TENSION TEST, FLARING TESTS(FOR SEAMLESS TUBE/PIPE)/FLANGE TESTS(FOR WELDED TUBE/PIPE), HARDNESS TEST, REVERSED FLATTENING TEST(FOR WELDED TUBE/PIPE), FLATTENING TEST (FOR SEAMLESS TUBE/PIPE)

4.100% HYDROSTATIC TEST/100% NON-DESTRUCTIVE TESTS

Length: Random Length / Fixed Length

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Usually customer-oriented, and it's our ultimate focus on to be not only by far the most reliable, trustable and honest provider, but also the partner for our customers for Good User Reputation for 321 Stainless Steel Pipes - Large diameter thin-walled stainless steel seamless pipe – Donghao Metal Group, The product will supply to all over the world, such as: Angola , Bahamas , Porto , To keep the leading position in our industry, we never stop challenging the limitation in all aspects to create the ideal products. In his way, We can enrich our life style and promote a better living environment for the global community.

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The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.

By Amelia from Salt Lake City - 2016.09.29 11:19

This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.

By Wendy from Jordan - 2016.11.20 15:58