Specifications

API Standard Steel Thread Protectors:
1. API 5CT;
2.EU,NU,EUE,LTC,STC,BTC,PREMIUM
3.Plastic,Steel,Steel&Plastic.

                       

Item	Size	Pressure	Time of air chargeS	Time of air discharge(s)
1	41/2"-5"	0.7-1Mpa 100-150PSi	2	2-3
2	51/2"	0.7-1Mpa 100-150PSi	2-3	3-4
3	7"	0.7-1Mpa 100-150PSi	3-4	4-5
4	95/8"	0.7-1Mpa 100-150PSi	5	6-7
5	133/8"	0.7-1Mpa 100-150PSi	7-8	9-10
6	20"	0.7-1Mpa 100-150PSi	10	12-13

 

 

The API composite thread protector is made of a threaded low density or  high-density polyethylene bumper, which absorbs the impact shocks and a steel shell rolled over the front edge, which insures a superior protection against hazard.