高压由壬在吸收消化美国SPM技术的基础上生产,用于各种管线连接,包括螺纹连接式、焊接式和防硫化氢气体三种类型,规格1″~4″,冷工作压力7MPa-140MPa(1000Psi-20000Psi)。为了便于识别,不同压力等级的由壬都有不同的颜色标识,并在翼形螺母上有明显的规格联接形式和压力等级标记。
产品型号特性 | 公称压力Mpa | 通径mm | 联接模式 | 外密封形式 | |
内联接 | 外联接 | ||||
GJ3/4 | / | 20 | Tr80×10-8H/8h | ZG3/4 | 钢-钢球面密封 |
GJ1 | / | 25 | Tr80×10-8H/8h | / | 钢-钢球面密封 |
GJ1 | / | 20 | Tr52×6-6H/6H | 焊接 | 钢-钢球面O型圈 |
GJ2×10 | 10 | 55 | Tr100×12-8H/8h | 23/8TBG | 钢-钢球面U型圈 |
GJ2×30 | 30 | 55 | Tr100×12-8H/8h | 23/8TBG | 钢-钢球面 |
GJ2×40-1 | 40 | 55 | Tr100×12-8H/8h | 23/8TBG | 钢-钢球面U型胶圈 |
GJ2×40-2 | 40 | 55 | Tr100×12-8H/8h | 23/8TBG | 钢-钢球面U型胶圈 |
GJ2×40-3 | 40 | 55 | Tr99×12.7 29"牙型角 | 23/8TBG | 钢-钢球面U型胶圈 |
GJ2×40-4 | 40 | 55 | T99×12.7 37"牙型角 | 23/8TBG | 钢-钢球面U型胶圈 |
GJ2×70 | 70 | 50 | 特T100×12.7 29"牙型角 | 23/8TBG | 钢-钢球面U型胶圈 |
GJ21/2×30 | 30 | 65 | T120×12-8H/8h | 27/8TBG | 钢-钢球面 |
GJ21/2×40.1 | 40 | 52 | Tr100×12-8H/8h | 27/8TBG | 钢-钢球面U型圈 |
GJ21/2×40.2 | 40 | 56 | T120×3.5扣/寸 | 27/8TBG | 钢-钢球面U型圈 |
GJ21/2×69 | 69 | 67 | T120×12 | 27/8TBG | 钢-钢球面U型圈 |
GJ3×30 | 30 | 76 | T130×12 | 31/2TBG | 钢-钢球面U型圈 |
GJ3×70 | 70 | 82 | T53/8×3?扣/寸 29"牙型角 | 31/2TBG | 钢-钢球面U型圈 |
GJ4 | / | 90 | T165×16 | G4"11牙/时 | 球面O型圈 |
GJ4×16 | 16 | 76 | Tr190×8 | 焊接 | 球面O型圈 |
GJ4 | 30 | 110 | 160×20 | G4"11牙/时 | 钢-钢球面密封 |
GJ4 | / | 100 | Tr180×8 | 焊接 | 球面O型圈 |