液缸又称阀箱，是液力端的关键零件，由优质合金钢35CrMo或40CrMnMo锻造而成,无夹层,裂纹,杂质,疏松和过烧等缺陷，不允许焊接，产品完全符合AP17K标准规定，并按三级锻件检查，产品采取热处理和内部硬化处理，达到高耐用性，内壁硬度达到HB285-330,机械性能可达到: σb≥850/MPC, σS≥670/MPC, δ≥15% ψ≥13%，加工过程经过严格的检查和严格的无损探伤检验。液缸关键部位为：安装吸入、排出阀座的锥面、装阀盖、缸盖的锯齿形螺纹，根据客户的需求，我公司可对液缸表面做化学镀镍处理，以增强其抗腐蚀性。

银达石油可以提供的液缸型号如下：

AH34007-05.01.01A
AH050101050100
AH050101050101
AH050101050102
AH050102050100
AH050102050101
AH050102050102
AH050102051000
AH080102050100
AH080102050101
AH080102050102
AH100101050100
AH100101050101
AH100101050102
AH130101050100
AH130101050101
AH130101050103
AH130102050100
AH130102050101
AH130102050103
AH130102051300
AH33001-05.01A.00
AH33001-05.01A.01
AH33001-05.01A.01A
AH34001-05.01A.01A
AH34007-05.01.00
AH34007-05.01.01
AH34007-05.01.01A
AH35001-05.01.01
AH35001-05.01.01A
AH35001-05.01A.00
AH35001-05.01A.01
AH35001-05.01B.01
AH35003-05.01.00
AH35003-05.01.00A
AH36001-05.01A.00    
AH36001-05.01A.01    
AH36001-05.01B.01
AH36002-05.01.00    
AH36002-05.01.00A    
AH36002-05.01A.01    
AH36002-05.01B.01