WENZHOU PROM TRADING CO.,LTD.
Contact Person：Lucy Guo
Tel/Wechat/Watsapp：+86 15990723109
Fax: +86-577-86830681
E-mail: 15990723109@163.com
Skype：lucysolac
Legal Add：Room 804, Block 15, Jinlongyuan, No.81, Nixiang South Road, Kunpeng Street, Wenzhou Maritime Economy Development Demonstration Zone, Wenzhou, Zhejiang, China
Office/Factory Add：No.570-2, Road 3/3, Binhai industrial zone, Longwan, Wenzhou, Zhejiang, China
API CAST STEEL GATE VALVE CLASS300
Materials of Main Parts
| No. | Part Name | Material |
| 1 | Body | ASTM A216 GR WCB, A351 CF8, A217 WC6, A352 LCB |
| 2 | Wedge | ASTM A216 GR WCB, A351 CF8, A217 WC6, A352 LCB |
| 3 | Seat | ASTM A105, A182 F304 |
| 4 | Gasket | Flexible Graphite+304 |
| 5 | Nut | A194 2H, A193 8, A193 B7 |
| 6 | Stud | A193 B7, A193 8 |
| 7 | Back Seat | A182 F6A, A182 F304 |
| 8 | Packing | Flexible Graphite |
| 9 | Bonnet |
ASTM A216 GR WCB, A351 CF8, A217 WC6, A352 LCB |
| 10 | Pin | A194 2H, A276 304, A276 410 |
| 11 | Packing Busing |
A182 F6A, A182 F304 |
| 12 | Gland |
ASTM A216 GR WCB, A351 CF8, A352 LCB |
| 13 | Eyebolt |
A193 B7, A193 B8, A194 B8 |
| 14 | Eyebolt Nut |
A194 2H, A193 8, A193 4 |
| 15 | Yoke |
ASTM A216 GR WCB, A351 CF8, A352 LCB |
| 16 | Stem | A276 410, A276 304, A182 F22 |
| 17 | Stem Nut |
B148 UNS C95600 |
| 18 | Bearing |
/ |
| 19 | Grease Cup |
Copper Alloy |
| 20 | Stem Nut Retainer |
A108 1020, A182 F304 |
| 21 | Handwheel |
ASTM A197 |
| 22 | Handwheel Nut | A108 1020, A182 F304 |
