关注微信公众号查券更方便
J41H-16铸钢碳钢锅炉高温蒸汽法兰截止阀DN20 25 32 40 50 65 80
J11H-16C铸钢内螺纹截止阀 多种规格定制 精工阀门
铸钢法兰截止阀J41H-16C手轮水蒸汽耐高温手动阀门DN50 65 80 100
J41H-16C 铸钢法兰截止阀DN15 20 25 32 40 50 65 80 100 蒸汽WCB
J41H-16C铸钢法兰截止阀DN15 DN20 DN25 DN32 DN40 DN50 DN80-200
J41H-1625C铸钢截止阀法兰碳钢耐高温截止阀蒸汽锅炉开关阀门dn50
WCB铸钢法兰截止阀J41H-16C手动高温蒸汽手轮阀门DN50 65 80 1新
J41H-16C铸钢法兰截止阀高温蒸汽阀门锅炉碳钢DN25 50 80 100 1新
J41H-16C锅炉蒸汽截止阀高温碳钢铸钢法兰截止阀门DN25DN50 DN2新
J41H-1625C铸钢截法兰止阀碳钢耐高温截止阀蒸汽锅炉开关阀门dn新
WJ41H-16C德标高温导热蒸汽油铸钢法兰波纹管截止阀DN25 40 50 新
上海沪工阀门法兰铸钢截止阀J41H-16C/25高温蒸汽锅炉碳钢截新款
WJ41H德标波纹管截止阀铸钢耐高温蒸汽油品手动开关阀DN50
铸钢截止阀J41H-16C法兰高温蒸汽导热油DN25 32 40 50 65 80 500
蒸汽高压法兰dn50铸钢高温油远程开关智能调节阀J941H电动截止阀
J41H-16C 锅炉蒸汽截止阀高温碳钢铸钢法兰截止阀DN25 DN50 DN2新
J41H-16C 铸钢法兰截止阀重型蒸汽截止阀 DN15P-DN200江浙沪包邮
铸钢法兰截止e阀 J41H-16C/25C/40C 高温蒸汽截止阀DN50 65 80 10
蒸汽高压法兰edn50铸钢高温油远程开关智能调节阀J941H电动截止阀
J41H-16C铸钢法兰截止阀高温蒸汽阀门锅炉碳钢DN25 50 80 100 1
J41H-16锅C 炉蒸汽截止阀高温碳钢铸钢法兰截止阀DN25 DN50 DN2新
上海双恒沪工良工铸钢法兰截止阀碳钢蒸汽导热油锅炉阀门J41H-16C
上海良工阀门厂铸钢截止阀J41H-25C/16C蒸汽高温碳钢手动切新品
上海良工阀门厂铸钢截止阀J41H-25C/16C蒸汽高温碳钢手动切断阀
WCB铸钢法兰截止阀J41H-16C手动高温蒸汽手轮阀门DN50 65 80 100
水管道阀门WCB铸钢普通法兰截止阀J41H-16/25C DN65 50 100 150
截止阀J41H-16C铸钢法兰高温蒸汽截止阀DN32 40 50 65 80 100 125
J41H-16C锅炉蒸汽截止阀高温碳钢截铸钢法兰止阀门DN25DN50 DN2新
上海沪工阀门法兰铸钢截止阀J41H-25/16C高温蒸汽锅炉碳钢截新款
J41H J41W美标法兰截止阀 不锈钢铸钢截止阀管道高温手动 DN100
J41J衬胶截止阀直通式铸钢耐酸碱防腐法兰截止阀软密封旋转式开关
J41B法兰氨用截止阀 铸钢低温氨气专用不锈钢截止阀氮氢氩气DN50
J41F46法兰衬氟截止阀铸钢法兰旋转式导热油高温蒸汽零泄漏截断
BJ45H直流式保温截止阀 不锈钢国标夹套铸钢法兰Y型手动截止阀
J65Y-100直流堆焊自密封式截止阀 德标波纹管铸钢不锈钢蒸汽法兰
J45Fs直流式衬氟截止阀 铸钢法兰全衬里耐酸碱防腐蚀化工开关
DWJ41H暗杆式德标波纹管截止阀锅炉高温蒸汽导热油铸钢法兰截止阀
NKJ61H焊接真空隔离截止阀 铸钢法兰高温蒸汽截止阀DN50 65 80
J41Fs衬氟截止阀 铸钢WCB防腐蚀耐酸耐碱法兰截止阀
J41N燃气截止阀 铸钢截止阀耐高温蒸汽锅炉法兰DN125 150 200
J44H法兰角式截止阀重型耐高温蒸汽铸钢波纹管切断截止阀石油化工
KJ41F不锈钢抗生素截止阀 生物啤酒氨基酸发酵制药厂抗菌素铸钢
J41H德标法兰截止阀 铸钢波纹管蒸汽锅炉高温导热碳钢法兰截止阀
QF-T3B天然气截止阀 铸钢耐高温蒸汽锅炉法兰截止阀DN80 100 125
J41H-100C电动高压截止阀 导热油耐酸碱法兰铸钢截止阀DN80 100
FDJ41H防盗截止阀铸钢带锁隐形锁闭蒸汽高温法兰截止阀
SLJ41Y高压双作用节流截止阀 铸钢法兰截止阀高温蒸汽DN50 65 80
J41J直通式衬胶截止阀 铸钢耐酸碱防腐法兰水油品废液开关DN150
BJ41H直通式保温截止阀 铸钢法兰截止阀蒸汽DN65 80 100 125
J41B氨用截止阀 铸钢法兰截止阀低温氨专用不锈钢氮氢DN150 200
J941Fs电动衬氟截止阀高温蒸汽导热油截止阀铸钢防爆智能调节DN80
J41H日标法兰截止阀 铸钢耐高温蒸汽锅炉截止阀DN80 100 125 150
J41H法兰式截止阀铸钢截止阀高温蒸汽导热油不锈钢手动开关式
J42B法兰角式氨用截止阀品牌液化气氮气美标铸钢DN80 100 125 150
BJ45W直流式保温截止阀 铸钢法兰截止阀耐高温蒸汽锅炉法兰DN50
UJ41H柱塞截止阀 铸钢法兰截止阀耐高温蒸汽锅炉钢厂氧透专用开关
KJ41F抗生素截止阀 碳铸钢锅炉高温蒸汽法兰截止阀DN100 150 200
J41H、J41Y、J41W国标截止阀铸钢法兰截止阀蒸汽高温碳钢DN50 65
KJL41YF-64C抗硫节流截止阀 高压截止阀铸钢法兰旋转式截流阀
J44B角式氨用截止阀 液化气天然气暗杆铸钢截止阀DN150 200
保温夹套直流式截止阀铸钢不锈钢Y型截止阀DN50 65 80
水封截止阀 真空铸钢蒸汽截止阀管道水封隔离闸阀中高温DN150
新款U41S-16C 法兰铸钢柱塞阀 手动高温蒸汽锅炉直供高温碳钢截止
新款上海良工沪工精工阀门碳钢铸钢法兰截止阀闸阀蒸汽耐高温锅炉
新款锻钢铸钢焊接截止阀J61H-16C25C40C64C100C蒸汽阀手动耐高温
上海良工沪工精工阀门J41H-16C法兰蒸汽高温锅炉导热油铸钢截止阀
GB/T587/T588船用法兰铸钢铸铁青铜截止止回阀青铜海水阀通海阀
铸钢衬氟法兰截止阀J41F46-16C耐腐蚀耐酸碱J41Fs-10碳钢衬四氟
J41H-16C铸钢法兰截止阀耐高温蒸汽锅炉导热油碳钢阀门DN25 DN50
波纹管截止阀耐高温铸钢锻打法兰蒸汽阀门WJ41H-16C DN50 100 150
J41H-16C 铸钢碳钢高温蒸汽法兰截止阀 阀门2寸3寸4寸6寸DN50 80
碳钢WCB国标铸钢法兰截止阀J41H-40C/64C/100C蒸汽导热油阀门高温
铸钢高温蒸气法兰截止阀J41H-16C碳钢锅炉蒸气截止阀DN50 80 100
不锈钢电动截止阀J941W-16P 25P 40P 304 316L铸钢蒸汽电动阀门50
铸钢法兰截止阀J41H-40C手动高压阀门WCB化工重国标蒸汽阀64C100C
J11H-25C内螺纹丝扣截止阀高温高压丝口铸钢阀门4 6分1寸DN15 20
J41H-40/64C高温高压PN40锅炉蒸汽导热油铸钢法兰截止阀DN15-500
化工部国标WCB铸钢手动法兰截止阀J41H-16C/25C蒸汽阀门HG/T20592
J41Y/H-64C/100/160C/I铸钢法兰/高温铬钼合金钢/高压截止阀/阀门
J41Y/H-25C 16C法兰截止阀 高温高压蒸汽导热油锅炉阀门铸钢WCB
J41H-16C/25高温蒸汽法兰截止阀WCB碳钢铸钢重型DN40 50 100 200
高压铸钢截止阀J41H/Y-100C法兰高温蒸汽电站阀门10Mpa100公斤WCB
高温高压/焊接/法兰铸钢截止阀J41H/Y-100C/PN160/250/320C/J61YH
J41F46-16C衬氟截止阀化工耐酸碱腐蚀衬四氟放料铸钢法兰阀门DN80
铸钢截止阀碳钢法兰J41H-16C 25C 40C耐高温蒸汽阀门DN20 50 100
铸钢德标波纹管截止阀WJ41H-16C DN15 20 25 32 40 50 65 80 100
内螺纹丝扣截止阀J11H/Y25C铸钢苏式丝口内丝阀门DN15 20 25 3240
碳钢WCB国标铸钢法兰截止阀J41H-16C/25C蒸汽导热油阀门截止门40C
腾信铸钢法兰截止阀J41H-40C高压阀门WCB化工国标蒸汽阀64C100C
铸钢WCB法兰截止阀J41W-16P耐高温蒸汽导热油阀门排污阀DN15-200
上海沪工良工阀门J41H-16
正光铸钢b法兰截止阀门水开关dn502510080蒸汽电动阀芯配件活接PP
J541H-600LmBC美标伞齿轮截止阀 正齿轮/伞齿轮铸钢美标法兰截止
