S31803 stainless steel duplex seamless tube
Place of Origin: China (Mainland)
Model Number: s31803 2205
Standard: ASTM, AISI, DIN, EN, GB, JIS
S31803 stainless steel duplex...
1)Sizes (O.D. x W.T): from 13.7mm -- 609.6mm x 2m to 16m
2)Standard: ASTM A53, ASTM A106, GB/T8163, ASTM A106/A53/API 5L 3)Steel Grade: Gr.B,X42,X52,X60,X65,X70
4)Surface: oiled or black painted to prevent rust...
This is Michael Tian from Hebei Province Gold Mysterious Pipe Co.,Ltd. We are a manufacturer which is specializing in the production of OD 20-65mm and Thickness 1-12mm cold drawn seamless hexagonal steel tube.
seamless steel tubes in Hebei Province.
The main products are all kinds of specification of tubes, such as oil pipeline tubes, casing tubes, GB8162 structure tubes, GB8163 liquid tubes, GB3087 low-middle pressure...
We can manufacture ASME standard seamless steel extruded finned tubes heater exchanger which are widely applied in electricity, petroleum, chemicals, and pharmacy industry. For example, economizer, air preheater,...
Suzhou Golden-way Steel Tube Co., Ltd was established in 1992, restructured and merged with another steel tube enterprise in 2006, which is specialized in developing and manufacturing seamless stainless steel...
forming process the tubes are annealed in a controlled atmosphere.
5. NBK (+N)
After the final cold forming process the tubes are annealed above the upper
transformation point in a controlled atmosphere.
We are a professional manufacturer of stailess steel pipes/tubes
1) Seamless austenitic stainless steel tubing for general service
2) Process method: Cold drawn, cold pilgered
3) Surface finish: Annealed...
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