A387 Grade 22 is a grade of chromium-molybdenum alloy intended primarily for use fabricators in welded boilers and pressure vessels which are designed for use in raised temperature service.
ASTM A378 grade 22 Alloy Steel pipe/tube chemical composition
Element |
Carbon |
Manganese |
Phosphorus,max |
Sulfur,max |
Silicon |
chromium |
Molybdenum |
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|
Grade 22 |
Heat analysis |
Product analysis |
Heat analysis |
Product analysis |
Heat analysis |
Product analysis |
Heat analysis |
Product analysis |
Heat analysis |
Product analysis |
Heat analysis |
Product analysis |
Heat analysis |
Product analysis |
|
0.05-0.15 |
0.04-0.15 |
0.30-0.60 |
0.25-0.66 |
0.035 |
0.035 |
0.035 |
0.035 |
0.50max |
0.50max |
2.00-2.50 |
1.88-2.62 |
0.90-1.10 |
0.85-1.15 |
|
ASTM A378 grade 22 welded Alloy Steel pipe/tube mechanical properties
|
|
Tensile strength,ksi[mpa] |
Yield strength,min,ksi[mpa] |
Elongation in 8 in[200mm],min,% |
Elongation in 2 in[50mm],min,% |
Reduction of area,min,% |
|
Grade 22 |
75-100 |
45[310] |
|
18 |
45 |
ASTM A378 grade 22 Alloy Steel pipe Specifications or Size:Out Diameter 12.5mm—824mm ；Wall Thickness : 2mm—100mm；Length: Random length, Fixed Length, SRL, DRL
Heat treatment:Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting
ASTM A378 grade 22 Alloy Steel pipe Surface treatment:PVC,black and color painting；Transparent oil,anti-rust oil；According to clients requirement
Finished goods condition:hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering/any conditions based on the customer's requirement
Payment : TT, LC,DP are all ok
Trade Terms : FOB / CFR /CIF
Delivery period: according to the material ,the standard, and the quantity of the contract.
ASTM A378 grade 22 Alloy Steel pipe application can be offered by KATALOR in China ,KATALOR is professional ASTM A378 grade 22 Alloy Steel pipe suppliers and manufacturer ,if you need ASTM A378 grade 22 Alloy Steel pipe price and specification ,please contact us.
