GJ21-160P JJM1不锈钢针型阀活接内螺纹压力表针型阀M20*1 5-蒸汽

$7.56

全铜截止阀水开关dn15水管20空调25蒸汽32高温40铜4分6分1寸2dn50

$4.62

DJ64F-40P 直角式截止阀 船用冷库锻钢 铸钢高压低温对焊接专用阀

$23.85

304不锈钢角式外螺纹针型阀J24W-160P焊接针型阀高压针型阀截止阀

$9.12

东阀截止阀SVD冷库专用低温阀氨氟制冷锻钢直通直角焊接阀门PS60

$77.85

304卫生级刻度型安全阀 泄压阀溢流阀快装 CT-SAS-A

$104.63

304不锈钢法兰波纹管截止阀WJ41H-16P高温蒸汽导热油截止阀DN250

$10.91

UPVC法兰式活接球阀UPVC法兰式双由任球阀PVC法兰活接球阀 开关

$6.45

304不锈钢丝扣截止阀苏式S型截止阀J11W-16P内螺纹高温蒸汽4分6分

$7.79

304 316 不锈钢针型阀JJM1-160P正反牙M20*1 5高压焊接高温截止阀

$6.89

201 304不锈钢闸阀Z15W-16P丝扣闸阀1寸6分dn50 螺纹自来水油开关

$6.22

上海沪工阀门WJ41H-16C良工高温蒸汽导热油德标铸钢波纹管截止阀

$12.02

霍科德减压阀GDJ15R04 GDJ20R04 GDJ25R04 GDJ40R04-0 GDJ25R04-4

$80.08

不锈钢内外丝针型阀304外丝截止阀内螺纹流量调节针型阀1 2 3 4分

$6.45

埃美柯307铜截止阀J11W-16T耐高温4分6分1寸DN15 20 25-50 蒸汽用

$6.83

304 stainless steel thickened threaded stop valve 4 minutes 6 minutes internal t

$7.20

304 stainless steel balance valve threaded handwheel switch balance valve SP15F-

$13.14

High pressure ferrule needle valve ferrule globe valve 304 stainless steel needl

$8.23

Hongsen air conditioning cold storage heat pump unit welding valve one-way valve

$3.99

S type stop valve J11W-16P stainless steel Su style threaded internal thread sto

$7.90

QF-2A carbon dioxide cylinder valve stop valve oxygen cylinder angle valve G5 8

$10.02

Cast steel flange stop valve J41H-16CDn50 65 80 100 high temperature and high pr

$14.26

304 stainless steel double compression stop valve thin wall pipe drinking water

$10.46

Stainless steel cryogenic valve 304 cryogenic stop valve pipeline welding valve

$6.45

Shanghai Guannai Valve 304 stainless steel ship special oil drain valve ship oil

$33.22

Brass ferrule needle valve double-ended ferrule stop valve high-pressure valve m

$5.55

316 needle valve ferrule cut-off fine adjustment adjustment high pressure flow a

$7.56

J41T-16 cast iron flange stop valve copper core high temperature resistant steam

$13.36

304 stainless steel Suzuki thread stop valve S-type internal thread switch high

$8.14

201 304 stainless steel J13W-160P needle valve internal thread internal wire nee

$8.68

HG T20592 stainless steel 304 chemical industry flange stop valve J41W H GB T911

$44.38

304 stainless steel stop valve J11W threaded internal thread 4 points 6 points s

$7.72

U41S-16 high temperature flange plunger valve steam boiler stop valve DN50 25 40

$14.26

ZQDF stainless steel solenoid valve Shanghai Yifang Wenzhou quality piston type

$44.38

J11T-16 stop valve cast iron internal thread Su type stop valve special switch f

$5.55

Thickened air conditioner outdoor unit stop valve three-way valve high and low p

$5.55

J41H-16 25C cast steel flange steam stop valve WCB high temperature boiler therm

$20.95

Range hood check valve anti-smoke treasure universal kitchen bathroom special fl

$9.77

Range hood check valve kitchen bath heater ventilation flue exhaust air duct che

$3.95

304 316L stainless steel flange stop valve high temperature and high pressure re

$73.39