8簡介
China GBT Structure Steel 8,及該型號鋼材的基本信息、化學(xué)元素成分、機(jī)械性能、力學(xué)性能、熱處理溫度、同等型號參照表等。
基本信息:
分類 |
種類 |
型號 |
標(biāo)準(zhǔn) |
國家 |
應(yīng)用 |
Steel Grades |
|
8 |
GBT |
China |
China structural steel and alloy steel |
化學(xué)成分信息(mass fraction)(wt.%) of the 8:
元素名稱 |
含量比例值 |
C |
0.05-0.11 |
Si |
0.17-0.37 |
Mn |
0.35-0.65 |
P |
0.035 |
S |
0.035 |
Cr |
0.1 |
Ni |
0.3 |
機(jī)械性能信息:
屈服強(qiáng)度Rp0.2(MPa) |
抗拉強(qiáng)度Rm(MPa) |
沖擊率 |
伸長率 |
斷面收縮率 |
熱處理狀態(tài) |
布氏硬度(HBW) |
616 (≥) |
374 (≥) |
11 |
32 |
44 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
434 |
物理性質(zhì)信息:
溫度 |
彈性模量 |
系數(shù) |
熱導(dǎo)率 |
比熱容量 |
比電阻率 |
密度 |
加權(quán)系數(shù) |
32 |
- |
- |
|
|
0.44 |
- |
|
913 |
656 |
- |
34.3 |
124 |
|
- |
|
359 |
- |
13 |
33.2 |
|
|
441 |
412 |
熱處理信息:
熱處理溫度區(qū)間 |
Heat treated : 1194°C - 1998°C |
對照表(同等等級)信息:
型號 |
標(biāo)準(zhǔn) |
國家 |
應(yīng)用 |
ASTM 1008 |
ASTM |
USA |
General use carbon steel bar |
UNS G10080 |
UNS |
USA |
General use carbon steel bar |
ASTM 1018 |
ASTM |
USA |
General use carbon steel bar |
UNS G10180 |
UNS |
USA |
General use carbon steel bar |
T8 |
|
China |
Carbon tool steel |
T8Mn |
|
China |
Carbon tool steel |
8MnSi |
|
China |
Alloy tool steel - Measuring tool steel cutting tools |
3Cr2W8V |
|
China |
Alloy tool steel - hot-work die steel |
5Cr4Mo3SiMnVA1 |
|
China |
Alloy tool steel - hot-work die steel |
8Cr3 |
|
China |
Alloy tool steel - hot-work die steel |
SM50 |
|
China |
Plastic mould with flat steel |
SM48 |
|
China |
Plastic mould with Hot-rolled steel plate |
W18Cr4V |
|
China |
High-speed tool steel |
W18Cr4VCo8 |
|
China |
High-speed tool steel |
W18Cr4V2Co8 |
|
China |
High-speed tool steel |
W2Mo9Cr4VCo8 |
|
China |
High-speed tool steel |
YG8A |
|
China |
Hard alloy tungsten cobalt class |
H10 |
ASTM |
USA |
Alloy tool steel |
T20811 |
|
|
|
T20810 |
UNS |
USA |
Alloy tool steel |