Boshi (Quanzhou) Valve Co., Ltd. was established in the coastal city of Quanzhou, Fujian, as a professional institution dedicated to the research and development of steam traps. With the principle of "energy saving, high efficiency, and environmental protection," the company specializes in supplying steam traps to enterprises in need, including inverted bucket type, lever float type, thermostatic type, free float type, and bimetallic type steam traps. These products can significantly reduce energy consumption, improve work efficiency, lower costs, and contribute to energy conservation and environmental protection.

Boshi steam trap products are widely used in industrial equipment across various sectors, including petroleum, chemical, metallurgy, power, papermaking, printing and dyeing, food engineering, and pipeline systems.

Boshi consistently adheres to the business philosophy of "seeking reputation through quality and winning customers with advanced technology," striving to build a modern enterprise with a more pragmatic spirit, superior products, and comprehensive services.

Main products: Free float steam traps, thermodynamic steam traps, inverted bucket steam traps, adjustable bimetallic steam traps, lever float steam traps, high-temperature and high-pressure steam traps, and bypass valve steam traps.

Boshi Valve acts as a general agent for products including: Globe valves, stainless steel globe valves, ball valves, stainless steel ball valves, plunger valves, plug valves, gate valves, butterfly valves, needle valves, pressure reducing valves, electric valve actuators, welding, threading, and more.

Stainless Steel Flange Globe Valve Imported National Standard J41W-16P

Main Parts Materials and Parameters

Product Material		304 Series	304L Series	316 Series	316L Series	321 Series
Main Parts and Materials	Valve Body, Bonnet	CF8	CF3	CF8M	CF3M	0Cr18Ni10Ti
	Disc	304	304L	316	316L	321
	Stem	304	304L	316	316L	321
	Bolt	A193-B8	A193-B8	A193-B8M	A193-B8M	A193-B8M
	Nut	A194-8M	A194-8M	A194-8M	A194-8M	A194-8M
	Stuffing, Washer	PTFE, PTFE+304	PTFE, PTFE+304L	PTFE, PTFE+316	PTFE, PTFE+316L	PTFE, PTFE+321
Applicable Operating Mode	Applicable Medium	Nitric acid and other corrosive media		Acetic acid and other corrosive media
	Applicable Temperature	-28~300°C
Applicable Specification	Flange Dimension Follows	JB79-59, SH3406, GB9113, HG20592-97
	Design Manufacture Follows	GB12235
	Face to Face Follows	GB12221
	Test and Inspection Follows	BG/T13927-89 JB/T9092
	1.6~16.0MPa

Stainless Steel Flange Globe Valve Imported National Standard J41W-16P

PN1.6MPa Main Connection Dimensions and Weights

<極>

600

<極>

650

<極>

750

<極>

850

<極>

950

<極>

700

<極>

975

<極>

1115

<極>

1250

<極>

1380

<極>

268

<極>

449

<極>

663

<極>

750

<極>

1170

Dimensions (mm)	DN	15	20	25	32	40	50	65	80	100	125	150	200	250	300	350	400
L	mm	130	150	160	180	200	230	290	310	350	400	480
H	mm	200	243	253	280	312	321	325	355	415	460	510
D	mm	<極> 120 <極> 140 <極> 160 <極> 160 <極> 200 <極> 200 <極> 240 <極> 240 <極> 280 <極> 320 <極> 360 <極> 560 <極> 600 <極> 700 <極> 800 <極> 900
Weight	kg	5	6.5	7	13.5	16	32	45	60	80	107	134

PN2.5MPa Main Connection Dimensions and Weights

<極>

25

<極>

32

<極>

40

<極>

50

<極>

65

<極>

80

<極>

100

<極>

125

<極>

150

<極>

200

<極>

250

<極>

300

<極>

350

<極>

400

<極>

160

<極>

180

<極>

200

<極>

230

<極>

290

<極>

310

<極>

350

<極>

400

<極>

480

<極>

600

<極>

650

<極>

750<極>

850

<極>

950

<極>

253

<極>

280

<極>

312

<極>

321

<極>

325

<極>

355

<極>

415

<極>

460

<極>

510

<極>

700

<極>

975

<極>

1115

<極>

1250

<極>

1380

<極>

7

<極>

13.5

<極>

16

<極>

32

<極>

45

<極>

60

<極>

80

<極>

107

<極>

134

<極>

268

<極>

449

<極>

663

<極>

750

<極>

1170

Dimensions (mm)	DN	15	20
L	mm	130	150
H	mm	200	243
D	mm	<極> 120 <極> 140 <極> 160 <極> 160 <極> 200 <極> 200 <極> 240 <極> 240 <極> 280 <極> 320 <極> 360 <極> 560 <極> 600 <極> 700 <極> 800 <極> 900
Weight	kg	5	6.5

PN4.0MPa Main Connection Dimensions and Weights

<極>

25

<極>

32

<極>

40

<極>

50

<極>

65

<極>

80

<極>

100

<極>

125

<極>

150

<極>

200

<極>

250

<極>

300

<極>

350

<極>

400

<極>

160

<極>

180

<極>

200

<極>

230

<極>

290

<極>

310

<極>

350

<極>

400

<極>

480

<極>

600

<極>

650

<極>

750

<極>

850

<極>

950

<極>

253

<極>

280

<極>

312

<極>

321

<極>

325

<極><極>

355

<極>

415

<極>

460

<極>

510

<極>

700

<極>

975

<極>

1115

<極>

1250

<極>

1380

<極>

7

<極>

13.5

<極>

16

<極>

32

<極>

45

<極>

60

<極>

80

<極>

107

<極>

134

<極>

268

<極>

491

<極>

705

<極>

850

<極>

1234

Dimensions (mm)	DN	15	20
L	mm	130	150
H	mm	200	243
D	mm	<極> 120 <極> 140 <極> 160 <極> 160 <極> 200 <極> 200 <極> 240 <極> 240 <極> 280 <極> 320 <極> 360 <極> 560 <極> 600 <極> 700 <極> 800 <極> 900
Weight	kg	5	6.5

Industry Category	Machinery & Equipment/Valves/Gate Valves
Product Category
Brand:	博希閥門
Spec:	15-350mm
Stock:	200
Manufacturer:
Origin:	China / Fujian / Quanzhoushi