Seamless Steel Tube

Produce Name: A53 - A369 ST35 - ST52 Elliprtical Steel Pipes Oval Special Steel Pipe Oval Special Steel Tube are produced with Material: 10#-45# A53-A369, ST35-ST52, Q195, Q235 , Q345 The sizes of Flat sided Oval Special Steel Tube are as follow: Outer Diameter: 3-420mm (Diameter and wall thickness could be at customer's request.) Thickness: 0.5-50mm Characteristic: Good concentricity Good surface quality Good OD and ID tolerance High Precision Stable quality Smooth Roughness

Product Name: TORICH allibaba com GB/T18984 16MnDG 10MnDG 06Ni3MoDG Steel tube manufacturer For Low Temperature Survices Seamless Steel PipesStandard: GB/T18984OD: 3-420mm WT: 0.5-50mmLength: 4-12m or according to customers' actual application and production.Application: For Low Temperature Survices-45℃~-100℃Steel Grade: 16MnDG 10MnDG 09DG 06Ni3MoDGTechnology: Hot rolled,cold drawn(roll)NormalizedCharacteristic: Good concentricityGood surface qualityGood OD and ID toleranceHi

GB/T 5312 Carbon and Carbon-Manganese Steel Seamless Steel Tubes and Pipes for Ship Material:320/360/410/460/490 and so on. OD:3-420mmWT:0.5-50mmLength:3-12m Characteristic: Good concentricityGood OD and ID toleranceHigh PrecisionStable qualitySmooth RoughnessTORICH QUALITY ASSURANCE Production Processs:RAW MATERIAL↓INCOMING INSPECTION↓STORAGE → CUTTING→HAMMERING → PICKING LUBRICATION → CLEANING → PHOSPHORI CLEAN↓ ENDS CUTTING←STRAIGHTENING←HEAT TREATMENT↔MIDDLLE CHECK↔ COLD

GB6479 Seamless Steel Tubes for High-Pressure Chemical Fertilizer Equipments Material:10# 20# Q345B 12CrMo 15CrMo 12Cr2Mo 12Cr5Mo ASTM 1010/1020/179/192 st37/35.4/35.8/45-8 Size Range:OD:3-420mm WT:0.5-50mm General Length:4-12m Tolerance: According to the following tables or customers’ request. Characteristic: Good concentricity Good surface quality Good OD and ID tolerance High Precision Stable quality Smooth Roughness TORICH QUALITY ASSURANCE Characteristic:Technical

GB/T3093 10A 20A Q345A High Pressure Seamless Steel Tubes For Diesel Engine If you have been on a pursuit of the ultimate quality, then look no further than this. We as a Manufacturer, Exporter and Supplier of Seamless Steel Pipes are passionate for about delivering nothings short of excellence. We put Seamless Steel Pipes under intense quality checks tested against numerous parameters to ensure that the promising quality that we offer complies with the international quality

Good Straightness Seamless Steel Tubes for Drilling GB/T 9808 37SiMn 38CrMoAl Spec:Material:37SiMn 38CrMoAlSize Range:OD:6-95mm WT:1-10mm General Length:4-12m Chemical CompositonCHEMICAL COMPOSITION % maxPS0.0300.030 Tolerance of Outer Diameter and Wall ThicknessStandardProduction MethodTube Size ToleranceGB/T 9808-2008Hot rolledOD(+1.0%D) or +0.65(-0.5%D) -0.35WT≤10(+15%S)or +0.45(-10%S) -0.35>10(+12.5%S, -10%S)Cold Drawn(rolled)OD ±0.50%D or ±0.20WT ±8%S or ±0.15Q(N)/ T118

Carbon and Carbon-Manganese Steel Seamless Steel Tubes and Pipes for Ship GB/T 5312 Spec: Material:10# 20# Q345B 12CrMo 15CrMo 12Cr2Mo 12Cr5Mo ASTM 1010/1020/179/192 st37/35.4/35.8/45-8 Size Range:OD:3-420mm WT:0.5-50mm General Length:4-12m Tolerance: According to the following tables or customers’ request. Producing Method:hot roling(extrude pressing,expansion) or cold drawn(rolling) Technical Delivery Conditions:Steel tubes shall be delivered after heat treatment in the way

High-Pressure Seamless Steel Tubes for Diesel Engine GB/T 3093 Spec:Material:10A 20A Q345A Size Range:OD:4-1200mm WT:0.3-200mm General Length:1.5-6mTolerance:According to the following tables or customers’ request. Characteristic:Technical RequirementsChemical component:Name GradeChemical component(mass fraction )%CSiMnPSCrNiCuMaxU2010310A0.07-0.130.17-0.370.35-0.650.030.030.150.300.20U2020320A0.17-0.230.17-0.370.35-0.650.030.030.250.300.20L03451Q345A0.20Max0.55Max1.00-1.600

Seamless Steel Tubes for Precision Applications GB/T 3639 Spec:Material:10# 20# 35# 45# Q345B Equivalent to grade SAE 1010 1020 st35.4 st 37 st35.8 c22 c35 c45 etc.Size Range:OD:3-420mmWT:0.5-50mmGeneral Length:Length is 2000-12000mm Fixed length and multiple length is available.Mechanical propertiesSteel grade 10# 20# 35# 45# Q345B Steel gradedeliver conditions+C+LC+SR+A+NRm/MpaA/%Rm/MpaA/%Rm/MpaReH/MpaA/%Rm/MpaA/%Rm/MpaReH/MpaA/%No less than104308380104003001633524320

Product name: GB 9948 Material10#20# 12CrMo 15CrMo 12Cr1MoV Petroleum Cracking Seamless Steel Tubes Out Diameter: 3~500mm Wall Thickness: 0.5~50mm Application: It is used for the seamless steel tubes for furnace,heat exchangers, Petroleum Cracking etc. Table1 The Tolerances of Outer Diameter and Wall Thickness Unit:mm Sort Code Manufacuring Method Nominal Size Tolerances Common Level High Level W-H Hot Rolling (Extrusion) Outer Diameter D ≤54 ±0.50 ±0.30 ＞54~325 ±1%D ±0.75%D

GB9948 20# Alloy Carbon Pipe Petroleum Cracking Seamless Steel Tube Production Method of Steel: High quality carbon sructural steel and alloy structural steel should be handled through electric arc furnace and refining outside the furnace and vacuum refining processing.,also can be producetd by electroslag heavy solvent method.Stainless steel should use electric arc furnace and refining outside the furnace or oxygen converter refining outside the furnace,also can be producetd

GB/T9808 STM-R780 High Straightness Seamless Steel Tubes for Drilling our products apply to geological core drilling,water well drilling,hydrogeoligical drill,casing material for engineering drilling,core tube material and casing coupling Seamless Steel Tubes,ordinary drill pipe material and drill pipe joint Seamless Steel Tubes,rope coring drill pipe material and drill pipe joint Seammless Steel Tubes,drill collar material and drill collar lock joint Seamless Steel Tubes.

GB/T3639 Seamless Cold Drawn Or Cold Rolled Steel Tubes For Precison Application Cold Rolled Steel Tubes Steel Grade/Steel Material:10#, 20#, 45#, Cr-Mo alloy, 16Mn, SAE1010, SAE1020, SAE1045, SKTM11,37Mn5,40Cr, ST35, ST52 etc Steel pipe standard:GB8713, GB3639, DIN2391, EN10305-1, EN10305-4, JIS-G3445, ASTM A519, ASTM A192, ASTM A179 size: OD:10.00—110.00mm WT:1.00—8.00mm Length: 5.8m, 6m,9m,or as required. Production Processs: RAW MATERIAL ↓ INCOMING INSPECTION ↓ STORAGE →

GB/T5312 Carbon And Carbon-Manganese Seamless Steel Tubes For Ship Seamless Steel TubesSteel Grade/Steel Material:10#20#45#16Mn A106 Gr A,B,A53 Gr B,ASTM A179,A315B,A335 P11,A335 P22, 12CrMo 15CrMo 20CrMo 42CrMo 12Cr1Mov 10CrMo 910A 355P 22 STF A25Steel pipe standard:1. ASTM:ASTM A106GR.A; ASTM A106GR.B; ASTM A53GR.A; ASTM A53GR.B; ASTM A333; ASTM A334; ASTM A192; ASTM A210;2. JIS: G3452;G3457; G3454; G3456; G3461; G3454; G3455; STPG38; STPG38; STS38; STPT42; STB42; STS42;

GB6479 Seamless Steel Tubes For High Pressure Chemical Fertilizer Equipments Seamless Steel Tubes Steel Grade/Steel Material:10#, 20#, 45#, 12CrMo Steel pipe standard:GB6479 size: OD:10.00—700mm WT:1.00—60mm Length: 5.8m, 6m,or as required. Production Processs: RAW MATERIAL ↓ INCOMING INSPECTION ↓ STORAGE → CUTTING→HAMMERING → PICKING LUBRICATION → CLEANING → PHOSPHORI CLEAN ↓ ENDS CUTTING←STRAIGHTENING←HEAT TREATMENT↔MIDDLLE CHECK↔ COLD DRAWING ← LUBRICATING ↓ FINAL

GB28884 300-3000L Seamless Steel Tubes for Large Volume Gas Cylinder Application: Manufacturing gas cylinder with 300L~3000L volume size: Length:4-12m OD:80-1200mm WT:4-100mm Refining method of steel: The Steel is processed by electric arc furnace and refining outside the furance and vacuum refining,or oxygen converter refining outside the furnace and vacuum refining. Manufacturing method of steel tube: Steel pipe in hot rolling(enlarge) state,cold drawn or cold drawn after

Product Name: GB28884 30CrMoE, 42CrMoE Seamless Steel Tubes for 300-3000L Large Volume Gas Cylinder Size range: O.D.: 356-1000mm W.T.: 1-100mm L:max12000mm Material: 30CrMoE, 42CrMoE Applications: for 300-3000L Large Volume Gas Cylinder Applications, Oil Cylinders/Telescopic Cylinders, mechanical and general engineering purposes. Tolerance: Category Size Tolerance Outside Diameter(D) - ±1%D Minimum Wall Thickness(Smin) D≤559 +25%Smin 0 D>559 +27.5%Smin 0 Wall Thickness(S) D

GB5310 20G 20MnG 20MoG High Pressure Seamless Steel Boiler Pipes Standard:Seamless Steel Tubes and Pipes for High Pressure Boiler Steel Grade/Steel Material/Steel Number: Grade Chemical Analysis % C Si Mn Cr Mo V P S 20G 0.07- 0.23 0.17- 0.37 0.35- 0.65 - - - ≤0.025 ≤0.015 20MnG 0.17- 0.23 0.17- 0.37 0.70- 1.00 - - - ≤0.025 ≤0.015 25MnG 0.22- 0.27 0.17- 0.37 0.70- 1.00 - - - ≤0.025 ≤0.015 15MoG 0.12- 0.20 0.17- 0.37 0.40- 0.80 - 0.25- 0.35 - ≤0.025 ≤0.015 20MoG 0.15- 0.25 0

Seamless Steel Tubes and Pipes for High Pressure Boiler GB 5310 Spec: Material:20G 20MnG 25MnG Size Range:OD:4-1200mm WT:0.3-200mm General Length:4-12.5m Tolerance: According to the following tables or customers’ request. Producing method Size Tolerance General High grade Hot rolling (extrude) D 54~325 S≤35 ±0.75% ±0.5% S>35 ±1% ±0.75% >325 ±1% ±0.75% S ≤4.0 ±0.45 ±0.35 >4.0~20 ±12.5%-10% ±10% >20 D25.4~40 ±0.20 _ >40~50 ±0.25 _ >50~60 ±0.30 _ >60 ±0.5% _ S ≤3.0 ±0.3 ±0.2 &g

Products Description: GB/T 8163 10 20 Carbon Steel Seamless Steel Pipe Tube for Liquid Service Steel Grade/Steel Material: Mechanical Properties(longitudinal): Steel Grade Tensile Strength MPa Yield Strength MPa Elongation % s≤16 s＞16 no less than 10 335-475 205 195 24 20 410-550 245 235 20 Q295 430-610 295 285 22 Q345 490-665 325 315 21 Delivery Condition: hot rolling, annealing, normalizing Size Range: OD: 5.0-660mm WT:0.5-60mm Length: max 12000mm Our regularproduction size