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Wenzhou Shangle Steel Co., Ltd.
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ASTM A312 TP904L Large Outside Diameter Stainless Steel Pipe For Chemical Applications

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Wenzhou Shangle Steel Co., Ltd.
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ASTM A312 TP904L Large Outside Diameter Stainless Steel Pipe For Chemical Applications

Brand Name : Shangle

Model Number : 12.7

Certification : PED,IS09001

Place of Origin : CHINA

MOQ : Negotiable

Price : Negotiable

Payment Terms : L/C, T/T

Supply Ability : 500TONS/30DAYS

Delivery Time : 30DAYS

Packaging Details : Woven Packing

Material : 304 ,304L 310 321 316 316L

Standard : AISI, ASTM, DIN, EN, GB

Shape : SCH10, SCH20, SCH30, STD, SCH40, SCH60, SCH80

Technique : Cold Draw

Application : Oil, Petroleum/Power

Package : Woven Packing

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ASTM A312 TP904L Large Outside Diameter Stainless Steel Pipe For Chemical Applications

Wenzhou Shangle Steel Co., Ltd. (Shangle) founded in 2017,is a comprehensive company integrating industry and trade.As a leading supplier of stainless steel products in Wenzhou, it has a wide range of products in stock that have been rigorously tested and are ready to be shipped.

Some of the quality tests carried out by our quality department includes:

Corrosion Test Only when specifically requested by the customer
Chemical Analysis Conduct tests according to required quality standards
Destructive / Mechanical Testing Tensile | Hardness | Flattening | Flare | Flange
Reverse-bend and Re. flat tests Fully compliant with relevant standards and ASTM A-450 and A-530 specifications, ensuring trouble-free extension, welding and use on the client side
Eddy Current Testing Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System
Hydrostatic Testing 100% hydrostatic test, check pipe leaks according to ASTM A 450 specification, the maximum pressure we can support is 20Mpa/7s.
Air Under Pressure Test Check for any signs of air leakage
Visual Inspection After passivation, each tube is subjected to a thorough visual inspection by trained personnel to detect surface defects and other defects


Supplementary Test:

  • Eddy Current Testing
  • O.P Testing
  • Radiography Testing
  • Corrosion Testing
  • Micro Testing
  • Macro Testing
  • IGC Testing
  • Ultrasonic testing
  • Liquid Penetrate testing

Material No. 1.4539
EN Symbol (short) X1NiCrMoCu25-20-5
AISI/SAE —
UNS N08904
AFNOR Z 2 NCDU 25-20
B.S. —
Alloy alloy 904L
Registered work's label —
Normen VdTÜV 421 , SEW 400

Chemical composition

C
≤ %		 Si
≤ %		 Mn
≤ %		 P
≤ %		 S
≤ %		 Cr
%		 Mo
%		 Ni
%		 V
0,02 0,70 2,0 0,030 0,010 19,0-21,0 4,0-5,0 24,0-26,0
Nb Ti Al Co Cu
%		 N
≤ %		 Fe
1,20-2,00 0,15
¹ in accordance with Key to Steel 2001

Special characteristics
Temperature range: Density kg/dm³ Hardness (HB)
pressure bomb/pressure vessel
- 60°C bis 400°C		 7,9 ≤ 230
excellent stability against pitting corrosion, stress corrosion and intergranular corrosion
ASTM A312 TP904L Large Outside Diameter Stainless Steel Pipe For Chemical Applications

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