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Description:

float collar
1.API spec.Q1 and ISO 9000
2.Grade: J55, K55, N80, P110
3.Buckle type: LTC/STC/PDC/BTC
4.Size: 5 1/2"-20"

1.Descriptions:

Float collar and floatshoe(guide shoe) are necessary conventional accessories fordown-structure of casing string. float collat and float shoe is aheat-resisting, sealer and drillable tool. it''s join easy andreplace for guide shoe and casing shoe. it''s used to protectioncasing and production casign, also used to deep well and ultra deepwell. it classify ordinary type and self fill-up type according toway of drilling fluid get into.

2.Features:

 1)    All inner parts are made of easily drillablealuminum alloy

  2)    Thedevice can be connected directly to same type casing

  3)   Reliable back-pressure leak proof structure, enable grout or slurryflow with less resistance

  4)    Valveseat and valve disk can effectively prevent grout from flowingback

  5)   Hardness of base material is equivalent to API Spec N-80

  6)    APIspec.Q1 and ISO9000 certification

3. Specification: 

Specification	Out Dia	In-Dia	Height	Forward pressure	Backward pressure	Connected screw thread	Material	Stanrdard
FG-FZQ140	154	122	400	20MPa	25MPa	5-1/2”LCSG	40Cr	SY/T5618-2000
FG-FZQ178	194	159	400	20MPa	25MPa	7”LCSG	40Cr	SY/T5618-2000
FG-FZQ245	270	220	450	20MPa	25MPa	9-5/8”LCSG	40Cr	SY/T5618-2000
FG-FZQ340	365	313	450	10MPa	10MPa	13-3/8”LCSG	40Cr	SY/T5618-2000
FX-FZQ140	154	122	500	-	25MPa	5-1/2”LCSG	40Cr	SY/T5618-2000
FX-FZQ178	194	159	500	-	25MPa	7”LCSG	40Cr	SY/T5618-2000
FX-FZQ245	270	220	550	-	25MPa	9-5/8”LCSG	40Cr	SY/T5618-2000
FX-FZQ340	365	313	550	-	10MPa	13-3/8”LCSG	40Cr	SY/T5618-2000