整体法兰端阀门结构设计可用在闸阀、截止阀、立升式止回阀和旋启式止回阀。
Z41Y美标锻钢闸阀的结构设计和规范：
锻钢闸阀制造按API 602,BS5352,ANSI B16.34.
试验与验收按API 598,标识按照MSS SP-25.
Z41Y美标锻钢闸阀结构型式如下：
1.全通径或缩径
2.结构长度按ANSI/ASME B16.10
3.法兰按ANSI/ASME B16.5
4.自密封阀盖
5.明杆带支架
6.两端自动调整的填料压套；
7.本体倒密封
8.整体阀体法兰
9.对焊端按ANSI/ASME B16.25
10.环连接阀体阀盖垫片
11.用缠绕式垫片的螺栓型阀盖、螺纹密封、焊接型阀盖，或自密封阀盖
Z41Y美标锻钢闸阀材料表：
| 序号 NO. | 名 称 | 美标碳钢 CS to ASTM | 美标合金钢 AS to ASTM | 美标不锈钢钢 SS to ASTM | ||
| Part Name | Type A 105 | Type F22 | Type F304(L) | Type F316(L) | ||
| 1 | 阀体 | Body | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
| 2 | 阀座 | Seat Ring | A276 420 | A276 304 | A276 304(L) | A276 316(L) |
| 3 | 闸板 | Wedge | A276 410&430 | A182 F304 | A182 F304(L) | A182 F316(L) |
| 4 | 阀杆 | Wtem | A182 F6 | A182 F304 | A182 F304(L) | A182 F316(L) |
| 5 | 垫片 | Gasket | Corrugated SS+graphite | SS+PTFE | ||
| 6 | 阀盖 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
| 7 | 螺栓 | Bonnet Bolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
| 8 | 销 | Pin | A276 T410 | A276 304 | ||
| 9 | 填料压套 | Gland | | A182 F304(L) | A182 F316(L) | |
| 10 | 活节螺丝 | Glａnd Eyebolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
| 11 | 填料压盖 | Glａnd Flange | A105 | A182 f11 | A182 F304(L) | A182 F316 (L) |
| 12 | 螺母 | Glａnd Nut | A194 2H | A194 4 | A194 8 | A194 8M |
| 13 | 阀杆螺母 | Stem Nut | A276 410/Cu-Alloy(铜合金) | |||
| 14 | 手轮锁紧螺母 | H.W.Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
| 15 | 铭牌 | Nameplate | SS | |||
| 16 | 手轮 | Handwheel | A197 | |||
| 17 | 衬垫 | Bearing Gasket | A473 431 | |||
| 18 | 填料 | Stem Packing | Flexible Graphite | PTFE | ||
| 适用介质 Suitable Medium | (水、油、气等)W.O.G.etc | (酸类)HNO3,CH3OOH etc | ||||
| 适用温度 Suitable Temperature | -29℃～425℃ | -29℃～550℃ | -29℃～180℃ | |||
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