Name : DIN 17175 13CrMo44 Alloy Seamless Steel Bolier Tubes Mechanical Properties / Wall Thickness Tolerance
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Standard | : | DIN 17175 |
Equivalent Standards | : | EN 10216-2, ASTM A213, ASME SA213, ASTM A335, BS 3606, NF A 49-213 |
Material | : | 13CrMo44, 1.7335 |
Equivalent Materials | : | 13CrMo4-5, T12, P12, 620-440, TU 13 CD 4-04 |
Thickness | : | 1.8mm~22mm |
Out Diameter | : | 17.2mm~168mm |
Length | : | 5800mm; 6000mm; 10000mm; 11500mm; 11800mm; and so on. |
Max length | : | 18000mm |
Grade | Material | C | Si | Mn | P | S | Cr | Mo |
13CrMo44 | 1.7335 | 0.10-0.18 | 0.10-0.35 | 0.40-0.70 | 0.035 | 0.035 | 0.70-1.10 | 0.45-0.65 |
Grade | Material | Tensile strength N/mm2 | Yield strength thickness,mm | Elongation (L=5do) | Notch impact energy | |||
≤16 | >16≤40 | >40≤60 | ||||||
N/mm2 min | ||||||||
13CrMo44 | 1.7335 | 440-590 | 290 | 290 | 280 | 22 | 20 | 34 |
Outside Diameter, mm | Tolerance, % |
OD≤120 | ±0.6, 0.25mm min |
OD>120 | ±0.75 |
Outside Diameter , mm | Wall Thickness, mm | Tolerance, % |
OD≤130 | WT≤2*S(DIN 2448) | +15/-10 |
2*S(DIN 2448)<WT≤4*S(DIN 2448) | +12.5/-10 | |
WT>4*S(DIN 2448) | ±9 | |
130<OD≤320 | WT≤0.05*OD | +17.5/-12.5 |
0.05*OD<WT≤0.11*OD | ±12.5 | |
WT>0.11*OD | ±10 | |
320<OD≤660 | WT≤0.05*OD | +22.5/-12.5 |
0.05*OD<WT≤0.09*OD | +15/-12.5 | |
WT>0.09*OD | +12.5/-10 |
DIN 17175 13CrMo44 Alloy Seamless Steel Bolier Tubes Pictures :