4130 Seamless Alloy Steel Tube

Number: 4130 Standard: ASTM A29/ a29m-04 Corresponding Chinese brand: 30CrMo Corresponding Japanese brand: SCM430(SCM2) Corresponding German brand: 34CrMo4(1.7220)
Chat Now

Product Details

Material name: alloy structural steel

Number: 4130

Standard: ASTM A29/ a29m-04

Corresponding Chinese brand: 30CrMo

Corresponding Japanese brand: SCM430(SCM2)

Corresponding German brand: 34CrMo4(1.7220)

chemical composition:

 C :0.28~0.33

 Si:0.15~0.35

 Mn:0.40~0.60

 S :Allowable residual content ≤0.040

 P :Allowable residual content ≤0.035

 Cr:0.80~1.10

 Ni:Allowable residual content ≤0.30

 Cu:Allowable residual content ≤0.30

 Mo:0.15~0.25

mechanical property

Tensile Strength σb (MPa):≥930(95)

yield strength σs (MPa):≥785(80)

Elongation δ5 (%):≥12

reduction of area ψ (%):≥50

ballistic work Akv (J):≥63

notched bar impact strength αkv (J/cm2):≥78(8)

hardness :≤229HB

Sample size: the blank size of the sample is 25mm

heat treatment specification and metallographic structure:

Heat treatment specification: quenching 880℃, water cooling, oil cooling; Tempering 540℃, water cooling, oil cooling.

Delivery status: delivery in heat treatment (normalizing, annealing or tempering at high temperature) or no heat treatment. Delivery status shall be indicated in the contract.

1:alloy-steel tube(15CrMoG、12Cr1MoVG、35CrMo、42CrMo、1Cr5Mo、1Cr9Mo、12Cr2MoG、10CrMo910、12Cr2MoWVTiB(CrMoWVTiB102)WB36A335P11(A213T11)A335P12(A213T12)A335P22(A213T22)A335P91(A213T91)A335P9(A213T9)A335P5(A213T5)STFA22STPA25STFA26 

specification 16-824X2-100)

2:ASTM PIPEA106B/SA106BA106C/SA106CA333GR1/GR3/GR6A53BAPI5LGR.BA210C/SA210C specification 18-726X2-50)

3:high-pressure boiler tube(20G、20MnG、ST45.8/III  specification 16-824X2-65)

4:Oil cracking pipe(20#、15CrMo specification 10-530X1.5-36)

5:High pressure seamless pipe for fertilizer equipment(20#、16Mn specification 25-426X6-40)

6 :line pipe(L245、L245NB、L245NCS、L290、L290NB、L290NCS、L360、L360NB、L360NCS、X42、X52、X60、X65、X70 Specification 60-824X3.5-60)

7:low-medium pressure pipe20# specification 10-530X2-40

8:Delivery pipe(20#,Q345B/C/D/ E specification 8-630X1.0-40)

9:General construction tube(20#、35#、45#、Q345B/C/D/E  specification 6-610X1.5-40)

10:Hydraulic prop pipe(27SiMn specification 70-377X9-40)

11:The ship tube(C20 specification 14-426X1.5-45)

12:All kinds of high quality materials can be customized seamless rectangular tube(specification 20-300*1.2-14)

   If you require further information or you do not see what yo need in our web,please do not hesitate to contact us. Our customer service specialists will be happy to help you. info@jiade-group.com

Inquiry