Steel casting daw ni a chemical composition masat masa ni hpe shinggyin la ai
Table 1 Hpaji masa (%) GB{1}}
|
steel grade a shadawn shadang |
C |
Mn |
Si |
SP() n law ai (sh) maren sha ) |
||
|
Ⅰ |
Ⅱ |
Ⅲ |
||||
|
ZG15 |
0.12~0.22 |
0.35~0.65 |
0.20~0.45 |
0.04 |
0.05 |
0.06 |
|
ZG25 |
0.22~0.32 |
0.50~0.80 |
0.20~0.45 |
0.04 |
0.05 |
0.06 |
|
ZG35 |
0.32~0.42 |
0.50~0.80 |
0.20~0.45 |
0.04 |
0.05 |
0.06 |
|
ZG45 |
0.42~0.52 |
0.50~0.80 |
0.20~0.45 |
0.04 |
0.05 |
0.06 |
|
ZG55). |
0.52~0.62 |
0.50~0.80 |
0.20~0.45 |
0.04 |
0.05 |
0.06 |
Note: I —— rawt jat ai cast steel; —— tsaw ai cast steel; —— langai sha re ai cast steel; Ngai, shing nrai, steel nambat a hpang maga de n madun da ai, grade cast steel hku nna masat da ai.
Table 2 Hpaji masa daw GB/T5000.6-1998 a carbon steel
|
steel grade a shadawn shadang |
Grau tsaw ai element content gaw (%) |
|||||||||
|
C |
Si |
Mn |
S |
P |
ngam ai daw ni |
|||||
|
Ni |
Cr |
Cu |
Mo |
V |
||||||
|
ZG200~400 |
0.20 |
0.50 |
0.80 |
0.04 |
0.04 |
0.30 |
0.35 |
0.30 |
0.20 |
0.05 |
|
ZG230~450 |
0.30 |
0.90 |
||||||||
|
ZG270~500 |
0.40 |
|||||||||
|
ZG310~570 |
0.50 |
0.60 |
||||||||
|
ZG340~640 |
0.60 |
|||||||||
ru hka:①. 0.04% jat nna manganese galaw lu ai 0.01% carbon hpe shayawm kau na. ZG 200 a matu 1.00% du hkra manganese 400 nga ai, ngam ai grade manga hpe 1.20% du hkra tsaw ai.
②. Ngam ai arai yawng gaw 1.00% hta n jan na re. Mari ai wa n ra ai rai yang, ngam ai arai ni hpe n sawk sagawn lu ai.
. Acid furnace hpe lang nna casting galaw ai shaloi, S hte P hta lawm ai lam ni hpe lahkawng maga myit hkrum na.
Table 3 Hpaji masa JB/T5000.6-1998 hta n-gun n law ai n-gang
|
gat seng langai a mying |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Mo |
Cu |
|
ZG30Mn |
0.27~0.34 |
0.30~0.50 |
1.20~1.50 |
0.035 hta n law ai (sh) maren sha re. |
－ |
－ |
－ |
－ |
|
|
ZG40Mn |
0.35~0.45 |
0.30~0.45 |
1.20~1.50 |
0.035 hta n law ai (sh) maren sha re. |
－ |
－ |
－ |
－ |
|
|
ZG40Mn2 |
0.35~0.45 |
0.20~0.40 |
1.60~1.80 |
0.035 hta n law ai (sh) maren sha re. |
－ |
－ |
－ |
－ |
|
|
ZG50Mn2 |
0.45~0.55 |
0.20~0.40 |
1.50~1.80 |
0.035 hta n law ai (sh) maren sha re. |
－ |
－ |
－ |
－ |
|
|
ZG20Mn(ZG20SiMn) |
0.12~0.22 |
0.60~0.80 |
1.00~1.30 |
0.035 hta n law ai (sh) maren sha re. |
－ |
0.40 hta n yawm ai (sh) maren sha re. |
－ |
－ |
|
|
ZG35Mn(ZG35siMn) |
0.30~0.40 |
0.60~0.80 |
1.10~1.40 |
0.035 hta n law ai (sh) maren sha re. |
－ |
－ |
－ |
－ |
|
|
ZG35siMnMo |
0.32~0.40 |
1.10~1.40 |
1.10~1.40 |
0.035 hta n law ai (sh) maren sha re. |
－ |
－ |
0.20~0.30 |
0.30 hta n law ai (sh) maren sha re. |
|
|
ZG35CrMnSi |
0.30~0.40 |
0.50~0.75 |
0.90~1.20 |
0.035 hta n law ai (sh) maren sha re. |
0.50~0.80 |
－ |
－ |
－ |
|
|
ZG20MnMo |
0.17~0.23 |
0.20~0.40 |
1.10~1.40 |
0.035 hta n law ai (sh) maren sha re. |
|
－ |
0.20~0.35 |
0.30 hta n law ai (sh) maren sha re. |
|
|
ZG5CrMnMo(ZG5CrMnMnMn) |
0.50~0.60 |
0.25~0.60 |
1.20~1.60 |
0.035 hta n law ai (sh) maren sha re. |
0.60~0.90 |
－ |
0.20~0.30 |
0.30 hta n law ai (sh) maren sha re. |
|
|
ZG40Cr(ZG40Cr) |
0.35~0.45 |
0.20~0.40 |
0.50~0.80 |
0.035 hta n law ai (sh) maren sha re. |
0.80~1.10 |
－ |
－ |
－ |
|
|
ZG34Cr2Ni2Mo(ZG34CrNiMo) |
0.30~0.37 |
0.30~0.60 |
0.60~1.00 |
0.035 hta n law ai (sh) maren sha re. |
1.40~1.70 |
1.40~1.70 |
0.15~0.35 |
－ |
|
|
ZG20CrMo |
0.17~0.25 |
0.20~0.45 |
0.50~0.80 |
0.035 hta n law ai (sh) maren sha re. |
0.50~0.80 |
－ |
0.40~0.60 |
－ |
|
|
ZG35CrlMo(ZG35CrMo) |
0.30~0.37 |
0.30~0.50 |
0.50~0.80 |
0.035 hta n law ai (sh) maren sha re. |
0.80~1.20 |
－ |
0.20~0.30 |
－ |
|
|
ZG42CrlMo(ZG42CrMo) |
0.38~0.45 |
0.30~0.60 |
0.60~1.00 |
0.035 hta n law ai (sh) maren sha re. |
0.80~1.20 |
－ |
0.20~0.30 |
－ |
|
|
ZG50CrlMo(ZG50CrMo) |
0.46~0.54 |
0.25~0.50 |
0.50~0.80 |
0.035 hta n law ai (sh) maren sha re. |
0.90~1.20 |
－ |
0.15~0.25 |
－ |
|
|
ZG65Mn |
0.60~0.70 |
0.17~0.37 |
0.90~1.20 |
0.035 hta n law ai (sh) maren sha re. |
－ |
－ |
－ |
－ |
|
|
ZG28NiCrMo |
0.25~0.30 |
0.30~0.80 |
0.60~0.80 |
0.035 hta n law ai (sh) maren sha re. |
0.35~0.85 |
0.40~0.80 |
0.35~0.55 |
－ |
|
|
ZG30NiCrMo |
0.25~0.35 |
0.30~0.60 |
0.70~1.00 |
0.035 hta n law ai (sh) maren sha re. |
0.60~0.90 |
0.60~1.00 |
0.35~0.50 |
－ |
|
|
ZG35NiCrMo |
0.30~0.37 |
0.60~0.90 |
0.70~1.00 |
0.035 hta n law ai (sh) maren sha re. |
0.40~0.90 |
0.60~0.90 |
0.40~0.50 |
－ |
|
Myit yu na lam: 1. Bracket kata na nambat gaw htunghking nambat re.2. Residual elements ni: Ni 0.30%, Cr 0.30%, Cu 0.25%, Mo 0.15%, V 0.05%, yawng ngam ai daw 1%. hpyi shawn ai wa hta ra kadawn ai lam n nga ai rai yang, ngam ai lam ni hpe hkap la na matu npawt nhpang hku nna n mai lang ai.
Table 4 JB / T{1}}.
|
gat seng langai a mying |
C |
Mn |
Si |
P |
S |
Cr |
Mo |
V |
|
ZG20CrMo |
0.15~0.25 |
0.50~0.80 |
0.20~0.60 |
0.030 hta n yawm ai (sh) maren sha re. |
0.030 hta n yawm ai (sh) maren sha re. |
0.50~0.80 |
0.40~0.60 |
－ |
|
ZG15CrlMo gaw |
0.12~0.20 |
0.60 hta n yawm ai (sh) maren sha re. |
0.025 hta n law ai (sh) maren sha re. |
1.00~1.50 |
0.45~0.65 |
0.20~0.30 |
||
|
ZG15Cr2Mol gaw |
0.12~0.18 |
0.40~0.70 |
0.030 hta n yawm ai (sh) maren sha re. |
2.00~2.75 |
0.90~1.20 |
|||
|
ZG20CrMoV |
0.18~0.25 |
0.20~0.60 |
0.90~1.20 |
0.50~0.70 |
0.25~0.40 |
|||
|
ZG15CrlMolV |
0.12~0.20 |
1.20~1.70 |
0.90~1.20 |
|||||
|
ahkang jaw ai n kaja ai lam |
±0.02 |
±0.03 |
±0.04 |
±0.005 |
±0.005 |
±0.05 |
±0.03 |
±0.03 |
