Featured

  • China Wholesale Ssaw Tube Manufacturers - API 5CT OCTG tubing Manufacturer – Zhongshun

    China Wholesale Ssaw Tube Manufacturers - API 5CT OCTG tubing Manufacturer – Zhongshun

    1. Dimension range (OD inch): 1-1/2”—-4 1/2”, 2. Dimension range (OD mm): 26.67—-114.3 3. Type of upset: NUE, EUE, Plain end. 4. Standard: API SPEC 5CT 5. Main Steel Grade: H40, J55, N80, N80Q, L80, L80-1, L80-9Cr, L80-13Cr, P110 etc. 6. Type of Tubing: Non-upset tubing (NU), External-upset tubing (EUE), Integrated Joint (IJ). 7,Length length   Project R1 R2 R3 Tubing 6.10-7.32m 8.53-9.75m 11.58-12.80m Casing 4.88-7.62m 7.62-10.36m 10.36-14.63m ...
  • China Wholesale Steel Piping Manufacturers - High-Quality Casing Pipes Wholesale – Zhongshun

    China Wholesale Steel Piping Manufacturers - High-Quality Casing Pipes Wholesale – Zhongshun

    Standard Grade Tensile Strength(MPa) Yield Strength(MPa) Elongation(%) Hardness API SPEC 5CT J55 ≥517 379~552 0.5% ≤241HB K55 ≥655 379~552 0.5% N80 ≥689 552~758 0.5% L80(13Cr) ≥655 552~655 0.5% P110 ≥862 758~965 0.6% Standard Grade Composition(%) C Si Mn P S Cr Ni Cu Mo V AIs API SPEC 5CT   J55K55 0.34~0.39 0.20~ 0.35 1.25~1.50 ≤0.020 ≤0.015 ≤0.15 ≤0.20 ≤...
  • China Wholesale Api Steel Pipe Suppliers - Sucker Rod For Chinese Factories – Zhongshun

    China Wholesale Api Steel Pipe Suppliers - Sucker Rod For Chinese Factories – Zhongshun

    C-class high-quality carbon steel rod is made by SSYD-1 (equivalent to AISI1526), with moderate strength, good plasticity, phase against corrosion and other specifics for the environment of an acidic medium without causing sulfide stress cracking. Grade D sucker is made of high-Cr-Mo alloy structural steel 30CrMoA (equivalent to AISI 4130), with high strength, good plasticity, long life and other characteristics, applicable to non-corrosive or slightly corrosive environment of deep wells. Gra...
  • China Wholesale 90 Degree Elbow Suppliers - Carbon Lsaw Pipe For Chinese Factories – Zhongshun

    China Wholesale 90 Degree Elbow Suppliers - Carbon Lsaw Pipe For Chinese Factories – Zhongshun

    LSAW Steel Pipe (Longitudinally Submerged Arc Welding Pipe) ,Carbon LASW Steel Pipe Straight Seam Submerged Arc Welded Steel Pipe LASW Steel Pipe Outside Diameter: Φ406mm- 1118mm (16″- 44″) Wall Thickness: 6.0-25.4mm 1/4″-1″ Quality Standards: API、DNV、ISO、DEP、EN、ASTM、DIN、BS、JIS、GB、CSA Length: 9-12.3m (30′- 40′) API 5L Lsaw line pipe Grades:BS:1387, EN10217:S185, S235,S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St12, St13, St14, St33, St37, S...
  • China Wholesale Furnace Tubes Manufacturers - API 5CT OCTG tubing Manufacturer – Zhongshun

    China Wholesale Furnace Tubes Manufacturers - API 5CT OCTG tubing Manufacturer – Zhongshun

    1. Dimension range (OD inch): 1-1/2”—-4 1/2”, 2. Dimension range (OD mm): 26.67—-114.3 3. Type of upset: NUE, EUE, Plain end. 4. Standard: API SPEC 5CT 5. Main Steel Grade: H40, J55, N80, N80Q, L80, L80-1, L80-9Cr, L80-13Cr, P110 etc. 6. Type of Tubing: Non-upset tubing (NU), External-upset tubing (EUE), Integrated Joint (IJ). 7,Length length   Project R1 R2 R3 Tubing 6.10-7.32m 8.53-9.75m 11.58-12.80m Casing 4.88-7.62m 7.62-10.36m 10.36-14.63m ...
  • China Wholesale Galvanized Pipe Steel Factories - Sucker Rod For Chinese Factories – Zhongshun

    China Wholesale Galvanized Pipe Steel Factories - Sucker Rod For Chinese Factories – Zhongshun

    C-class high-quality carbon steel rod is made by SSYD-1 (equivalent to AISI1526), with moderate strength, good plasticity, phase against corrosion and other specifics for the environment of an acidic medium without causing sulfide stress cracking. Grade D sucker is made of high-Cr-Mo alloy structural steel 30CrMoA (equivalent to AISI 4130), with high strength, good plasticity, long life and other characteristics, applicable to non-corrosive or slightly corrosive environment of deep wells. Gra...
  • China Wholesale 45 Deg Elbow Factories - Sucker Rod For Chinese Factories – Zhongshun

    China Wholesale 45 Deg Elbow Factories - Sucker Rod For Chinese Factories – Zhongshun

    C-class high-quality carbon steel rod is made by SSYD-1 (equivalent to AISI1526), with moderate strength, good plasticity, phase against corrosion and other specifics for the environment of an acidic medium without causing sulfide stress cracking. Grade D sucker is made of high-Cr-Mo alloy structural steel 30CrMoA (equivalent to AISI 4130), with high strength, good plasticity, long life and other characteristics, applicable to non-corrosive or slightly corrosive environment of deep wells. Gra...
  • China Wholesale Black Fitting Manufacturers - API 5CT J55 Casing pipes Manufacturer – Zhongshun

    China Wholesale Black Fitting Manufacturers - API 5CT J55 Casing pipes Manufacturer – Zhongshun

    1. Outer diameter   4 1/2″, 5″, 5 1/2″, 6 5/8″, 7″, 7 5/8″, 9 5/8″, 10 3/4″, 13 3/8″, 16″, 18 5/8″, 20″, 30″ 2. Wall thickness   5.21 – 16.13 mm 3. Thread type    SC(Short round thread), LC(Long round thread), BC(Buttress thread), Other Premium Thread 4. Length length   Project R1 R2 R3 Tubing 6.10-7.32m 8.53-9.75m 11.58-12.80m Casing 4.88-7.62m 7.62-10.36m 10.36-14.63m Standard Grade Composition(%) C Si Mn P S Cr Ni Cu Mo ...
  • China Wholesale High Voltage Pipe Manufacturers - Drill Pipe For Chinese Factories – Zhongshun

    China Wholesale High Voltage Pipe Manufacturers - Drill Pipe For Chinese Factories – Zhongshun

    Drill pipe is made from the welding of at least three separate pieces: box tool joint, pin tool joint, and the tube. The ends of the tubes are then upset to increase the cross-sectional area of the ends. The tube end may be externally upset (EU), internally upset (IU), or internally and externally upset (IEU). Standard max upset dimensions are specified in API 5DP, but the exact dimensions of the upset are proprietary to the manufacturer. After upsetting, the tube then goes through a heat tre...
  • China Wholesale Welding Fitting Factories - LSAW Steel Pipe For Chinese Factories – Zhongshun

    China Wholesale Welding Fitting Factories - LSAW Steel Pipe For Chinese Factories – Zhongshun

    Used as low pressure liquid delivery pipes,variety of structural parts by the force and pressure as well as other purposes. API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. IS 3589, GB/T3091, GB/T9711 ASTM A139, ASTM A252, JIS G3444 etc.  API 5L: GR B, X42, X46, X56, X60, X65, X70    ASTM A53: GR A, GR B, GR C   EN:S275, S275JR, S355JRH, S355J2H  GB:Q195, Q215, Q235, Q345, L175, L210, L245, L320, L360- L555  Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, ...
  • China Wholesale Alloy Elbow Factories - LSAW Steel Pipe For Chinese Factories – Zhongshun

    China Wholesale Alloy Elbow Factories - LSAW Steel Pipe For Chinese Factories – Zhongshun

    Used as low pressure liquid delivery pipes,variety of structural parts by the force and pressure as well as other purposes. API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. IS 3589, GB/T3091, GB/T9711 ASTM A139, ASTM A252, JIS G3444 etc.  API 5L: GR B, X42, X46, X56, X60, X65, X70    ASTM A53: GR A, GR B, GR C   EN:S275, S275JR, S355JRH, S355J2H  GB:Q195, Q215, Q235, Q345, L175, L210, L245, L320, L360- L555  Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, ...
  • China Wholesale Oil Steel Pipe Manufacturers - High-Quality Stainless Long radius elbows – Zhongshun

    China Wholesale Oil Steel Pipe Manufacturers - High-Quality Stainless Long radius elbows – Zhongshun

    Drill pipe is made from the welding of at least three separate pieces: box tool joint, pin tool joint, and the tube. The ends of the tubes are then upset to increase the cross-sectional area of the ends. The tube end may be externally upset (EU), internally upset (IU), or internally and externally upset (IEU). Standard max upset dimensions are specified in API 5DP, but the exact dimensions of the upset are proprietary to the manufacturer. After upsetting, the tube then goes through a heat tre...