Model Number |
4130 Seamless Alloy Steel Tub-#2176 |
Brand Name |
JIADE STEEL PIPE |
origin |
China |
Small Orders |
Accepted |
Key Specifications/ Special Features:
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
Tests we apply to the tubes:
1. Chemical composition analysis
2. Mechanical properties (tensile strength, yield strength, elongation, hardness)
3. Technological test (flattening test, flaring test, bending test, hydraulic pressure test)
4. Surface quality detection
5. Eddy-current examination
6. Visual test
Applications:
1. Architectural/civil engineering: cladding, handrails, door and window fittings, street furniture, structural sections, enforcement bar, lighting columns, lintels, masonry supports.
2. Transport: exhaust systems, car trim/grilles, road tankers, ship containers, ships chemical tankers, refuse vehicles.
3. Chemical/pharmaceutical: pressure vessels, process piping.
4. Oil and gas: platform accommodation, cable trays, sub-sea pipelines.
5. Medical: surgical instruments, surgical implants, food processing
6. Food and drink: catering equipment, brewing, distilling, food processing.
7. Water: water and sewage treatment, water tubing, hot water tanks
8. General: springs, fasteners (bolts, nuts and washers) wire.
Packaging:
1. Bundle packing, wooden cases or as customer's request.
2. Beveled end or plain end or varnished as per buyer's required
3. Marking: as per customer's requests
Delivery lead time: with 15-30 days after full payment received
Our services: third party inspection accepted such as SGS, BV.