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Seamless stainless steel pipe is widely use in boiler industry, heat exchanger industry; duplex stainless steel pipe mainly used for petroleum refinery, fine chemical engineering, ocean engineering, shipbuilding and others; Thick wall and large diameter types mainly used for chemical engineering equipment like chemical process, cryogenic process (air separation plant), LNG plant; C and KY series mainly use for concentrated & dilute nitric acid plant, 316MOD Urea grade pipe mainly use for MOD industry. We are able to fabricate as per Chinese standard (GB), Japanese standard (JIS), ASME/ASTM standard, Europe standard (EN) and Germany standard (DIN).
1. Certification: CE, ISO 9001, ISO14001, OHSAS 18001.
2. Material grade: 304L, 316L, C4, KY701, KY704, UNS S32750, UNS S32760, 304MOD, 316MOD.
3. Standard: ASTM A213/213M, GB13296-2007 (Chinese) for boiler & heat exchanger tube; ASTM A789/789M, ASTM A790/790M, GB/T14976-2002,EN 10216-5 for duplex tube; ASTM A312/312M GB/T14976-2002 for chemical equipment filed.
4. Specification: For Seamless type: OD 6 to 273mm, thickness 0.8 to 30mm, For welding type: OD 159 to 2540mm, thickness 2.5 to 40mm.
5. Test laboratory: Mechanics test laboratory. Metallographic test laboratory. Chemical test laboratory. Welding test laboratory; anti-corrosion test, ultrasonic test
6. Fabrication process for seamless pipe:
7. Fabrication process for welding pipe:
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