PT123-25MPa-1/2-20
PT124-50MPa-M14-150/470
PT124-5M-M14-6/18
PT124B-5M-M14-6/18-10V
PT131-5M-M14-6/18
PT131-50MPa-M14-150/470
PT131B-35Mpa-M14-150/470
PT131B-5M-M14-6/18-10V