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Hot Rolled GB9948 20# Seamless Petroleum Cracking Steel Pipe Manufacturer X52n Black Coating ASTM A333 Gr. 6 L245n 5 Inch Sch80 Steel Pipe
Petroleum steel pipes API 5CT are classified into steel grades such as K55, N80, L80, and P110.
Oil pipe J55 (37Mn5)
Sleeve J55 (37Mn5)
Coupling pipe J55 (37Mn5)
Petroleum steel pipes (GB/T9948-88) are seamless steel pipes suitable for furnace tubes, heat exchangers, and pipelines in petroleum refineries.
Geological drilling steel pipe (YB235-70) is a steel pipe used by geological departments for core drilling. It can be divided into drill pipes, drill collars, core pipes, casings, and settling pipes according to its purpose.
Seamless Steel Pipe Executive Standard Editing Broadcast
1. Seamless steel pipes for structural purposes: GB8162-99
2. Ground joint steel pipe for fluid transportation: GB8163-99
3. Seamless steel pipes for boilers: GB3087-1999
4. High pressure seamless pipes for boilers: GB/T5310-95 (ST45.8- III type)
5. High pressure seamless steel pipes for fertilizer equipment: GB/T6479-1999
6. Seamless steel pipe for geological drilling: YB235-70
7. Seamless steel pipe for oil drilling: YB528-65
8. Seamless steel pipes for petroleum cracking: GB9948-88
9. Seamless pipe for petroleum drill collars: YB691-70
10. Seamless steel pipes for automotive axle shafts: GB3088-1999
11. Seamless steel pipes for ships: GB5312-1999
12. Cold drawn and cold-rolled precision seamless steel pipes: GB/T3639-1999
13. Various alloy pipes 16Mn, 27SiMn, 15CrMo, 35CrMo, 12CrMov, 20G, 40Cr, 12Cr1MoV, 15CrMo
In addition, there are also GB/T17396-1998 (Hot rolled seamless steel pipes for hydraulic props)
GB3093-1986 (High pressure seamless steel pipes for diesel engines)
GB/T3639-1983 (Cold drawn or cold-rolled precision seamless steel pipes)
GB/T3094-1986 (Cold drawn seamless steel pipes and special shaped steel pipes)
GB/T8713-1988 (Precision inner diameter seamless steel pipes for hydraulic and pneumatic cylinders)
GB13296-1991 (Stainless steel seamless steel pipes for boilers and heat exchangers)
GB/T14975-1994 (Stainless Steel Seamless Steel Pipe for Structural Purposes)
GB/T14976-1994 (Stainless Steel Seamless Steel Pipe for Fluid Transport)
GB/T5035-1993 (Seamless Steel Pipe for Automotive Half Axle Sleeve Pipe)
API SPEC5CT-1999 (Specification for Casing and Tubing), etc.
Product specification
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Product Name
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Alloy tube
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Material
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Q195-Q345, 10# ,20#,45#,195-Q345, Gr.B-Gr.50, S235JR, SS400, SPHC,BS-040A10 ,16mn, 40cr, 42crmo, 27simn, 12cr1mov, 15crmo, Gcr15, 25mn2
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Standard
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ASTM, DIN, JIS, BS
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Certificates
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ISO, CE, BV
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Wall thickness
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1.5mm-100mm
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Tolerance
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Wall Thickness: ±0.05MM Length: ±6mm Outer Diameter: ±0.3MM
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Technique
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Cold rolled, Hot Rolled
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Pipe Length
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1. R1: 4.88~7.62M. 2. R2:7.62~10.36M 3. R3:10.36~14.63M |
Packaging
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1. Packed with 8 bundles tightened with metal belt and plastic wrapped if need 2. According to customer's requirement |
Test
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Chemical Component Analysis, Mechanical Properties, Technical Properties, Exterior Size Inspection, hydraulic testing , X-ray Test.
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Application
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Widely used in furniture,interior decoration, fluid pipeline, petroleum and natural gas industry, drilling, pipeline, structure
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C | Si | Mn | P | S | Cr | Ni | Cu | Mo | V | |
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Max | 0.17 | 0.17 | 0.7 | - | - | - | - | - | - | - |
Min | 0.23 | 0.37 | 1 | 0.025 | 0.015 | 0.25 | 0.25 | 0.2 | 0.15 | 0.08 |