 公称通径
DN/mm
Nominal
diameter | 试验压力/MPa Seal test | 壳体强度试验
Sheli strength | 上密封试验
Back seal | 密封试验
Seal test | | 1.0 | | 1.1 | 1.1 | | 1.6 | | 1.8 | 1.8 | | 2.5 | | 2.8 | 2.8 | | 4.0 | | 4.4 | 4.4 | | 6.4 | | 7.0 | 7.0 | | 10.O | | 11.0 | 11.O |
| 产品类型 Product type | 适用介质 Applicable medium | 适用温度/℃ Applicable temperature | NKZ41H
NKZ44H
NKZ944H
NKZ941H | -C型 |
| 水、蒸汽、空气
Water,Stram.Air | ≤425 | NKZ41H
NKZ44H
NKZ944H
NKZ941H | Y-I型 |
| 水、蒸汽、空气
Water,Stram.Air | ≤550 |
零件名称
Part name | 阀体、阀盖
Body Bonnet | 阀杆
Valve stem | 阀板
Wedge gate | 密封面
Sealing face | 阀杆螺母
Yoke nut | 填料
Packing | 紧固件
Fastener | NKZ44
NKZ41
NKZ944
NKZ941 | -C型 |
| WCB | 2Gr13 | 25 | H：合金钢
H：alloy steel | 铝青铜
Al
bronze | 膨胀复合石墨
Expanding
compound
graphite | 优质碳钢
High-grade
carbon steel | NKZ44
NKZ41
NKZ944
NKZ941 | Y-I型 |
| 铬钼钢
Cr.M0 steel | 20Cr1M01VA
38CrMoAIA | 铬钼钢
Cr．Mo steel | Y：硬质合金
Y：carbide alloy | 铬钼钢
Cr．Mo steel |
公称通径
DN/mm
Nominal
diameter | 试验压力/MPa Seal test | 壳体强度试验
Sheli strength | 上密封试验
Back seal | 密封试验
Seal test | | 1.0 | | 1.1 | 1.1 | | 1.6 | | 1.8 | 1.8 | | 2.5 | | 2.8 | 2.8 | | 4.0 | | 4.4 | 4.4 | | 6.4 | | 7.0 | 7.0 | | 10.O | | 11.0 | 11.O |
| 产品类型 Product type | 适用介质 Applicable medium | 适用温度/℃ Applicable temperature | NKZ41H
NKZ44H
NKZ944H
NKZ941H | -C型 |
| 水、蒸汽、空气
Water,Stram.Air | ≤425 | NKZ41H
NKZ44H
NKZ944H
NKZ941H | Y-I型 |
| 水、蒸汽、空气
Water,Stram.Air | ≤550 |
零件名称
Part name | 阀体、阀盖
Body Bonnet | 阀杆
Valve stem | 阀板
Wedge gate | 密封面
Sealing face | 阀杆螺母
Yoke nut | 填料
Packing | 紧固件
Fastener | NKZ44
NKZ41
NKZ944
NKZ941 | -C型 |
| WCB | 2Gr13 | 25 | H：合金钢
H：alloy steel | 铝青铜
Al
bronze | 膨胀复合石墨
Expanding
compound
graphite | 优质碳钢
High-grade
carbon steel | NKZ44
NKZ41
NKZ944
NKZ941 | Y-I型 |
| 铬钼钢
Cr.M0 steel | 20Cr1M01VA
38CrMoAIA | 铬钼钢
Cr．Mo steel | Y：硬质合金
Y：carbide alloy | 铬钼钢
Cr．Mo steel |
|
