Jining Donghong Machinery Co., Ltd

Quality supplier of drilling rig parts for Bomco,Lanzhou LS, Honghua, Sj petro, Rg Petro, Beijing BPM, Shenkai, Kingdream, CCDC

Oilfield Equip Manufacturers

Nanyang RG Petroleum

Bomco/Baoji Oilfield

Sichuan Honghua

Lanzhou LS-NOW

BPMF/BPM(Beijing Petroleum)

Renqiu Boke(Forward)

Hysun Marine

GGPMF/DONGSU(BOP CONTROL)

Flowrox

Shanghai Shenkai

Chengde Kingdream

JYS-21,25 Pressure reducing and regulating valve of BPMF/BPM BOP Control System

291

Issuing time:2015-08-19 18:31

JYS21,25 Pressure reducing and regulating valve
Item	Part Name	Part No.
1	Locking handle	9161100003
2	Hand wheel	9161100001
3	Hidden hex-flat end srew	4201030190
4	Hexangular thin nut	4204000140
5	Adjusting screw	9161100002
6	Spring foundation	9161100008
7	Orienting sleeve	9161200010
8	O ring	5303001270
9	Oil-inlet flange	9161100014
10	Hidden hex srew	4201120250
11	Valve body	9161100011
12	Conneting rod	9161200010
13	Cylinder pin	4207010080
14	O ring	5303001040
15	Retaining ring	9161100020
16	Sealing case	9161200015
17	Spring	9161200016
18	Waving spring	9161100022
19	Oil-drain sealing ring	9161100021
20	O ring	5303001350
21	Plunger	9161100024
22	Hidden hex srew	4201120090
23	O ring	5303001330
24	Down plug	9161100018
25	Flange	9161100024
26	Oil-outlet flange	9161100025
27	Hidden hex screw	4201120240
28	O ring	5303001180
29	Spring adjusting cover	9161101000
30	O ring	5303001130
31	Pressure reducing sealing ring	9161200017
32	Big spring	9161100006
33	O ring	5303001010
34	Oil-inlet plunger	9161200019
35	Small sping	9161100007
36	Spring director	9161200005
37	Bearing	4301000060
38	Bearing cover	9161200014
39	Sealing plunger	9161100004
40	Elastic retaining ring for rod	4206020150

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Product&Reapir: Crown block(TC225 TC250 TC315 TC450 TC585), Travelling block(YC225 YC250 YC315 YC350 YC450 YC450S YC585), Hook(DG225 DG250 DG315 DG350 DG450 DG585 DG675), Rotary table(ZP175 ZP205 ZP275 ZP375 ZP975AS ZP495), Swivel(SL225 SL250 SL450 SL585), Drawworks(JC20 JC30 JC40 JC50 JC70B JC90DB), Mud pump (F-500 F-800 F-1000 F-1300 F-1600 F-1600HL F-2200 F-2200HL 3NB500C,3NB1000C 3NB1300C 3NB1600 SL3NB-1000 SL3NB-1300A SL3NB-1600A),BOP(FH,FZ,Cameron,Shaffer), Control System for Surface Mounted BOP Stacks(FKQ,FKDQ), Disc brake (PS,PSZ, DBS), Bladder accumulator (NXQ), Drilling rig(ZJ40/2250DZ ZJ50/3150DZ ZJ70/4500DZ ZJ90/6750DZ), Workover rig (XJ40,XJ60, XJ80,XJ100,XJ12,ZJ15,ZJ20,ZJ3,XJ350, XJ450, XJ550,XJ650,XJ750), BPM Top drive((DQ120BSC, DQ90BSD, DQ90BSC, DQ80BSC, DQ70BSD, DQ70BSE, DQ70BSC, DQ50BC, DQ40BC, DQ40BSG, DQ40BCQ, DQ40YR, DQ30Y) Make: Bomco, Lanzhou LS,LSPE, SJ Petro, RG Petro, Sichuan Honghua, CPTDC, Beijing BPM, Shanghai Shenkai, Kingdream, CCDC, SJS Serva, DFXK, LS-NOV, Beijing PSK, Gold basin, Renqiu Boke,Guangdong Dongsu.(Guangshi), XBSY., Tiehu, Rongsheng (HBRS), TSC. Replacements:Mission magnum/Halco centrifugal pump, Cameron FC gate valve,Cameron R check valve, Demco mud valveE( 3K&5K ), Demco butterfly valve,BJ varco handling tools (SDXL, SDML, SDS,DCS,SSC,SSD,YT, HYC, LYT, MP, MYT, MG, RGG, HGG, MGG, TA, SJ), MI SWACO / Mongoose / Derrick / /Brandt / King cobra shale shaker screen (FLC2000,FLC503,Derrick 626), M/D & OTECO Gauge(Type F,Type D,Model 6,Model 7,Model 8), Twin disc,WPT, Eaton clutch & friction disc, National (10-P-130,12-P-160 ,14-P-220 ,8-P-80 ,9-P-100), Gardner denver (PZ-7,PZ-8,PZ-9,PZ-10,PZ-11), EMSCO FB1600. International Brand: Moog, CCS, ATOS, Rexroth, Eaton, Flowrox, Italvibras, Martin, Norgren, Parker, Siemens, Vickers, 3M. Standard:API Spec 4F, API Spec 6A,API Spec 6D,API Spec 600, API Spec 7K, API Spec 8A, API Spec 8C,API Spec 16A, API Spec 16C, API Spec 16D