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API 8A/API 4F Drilling Rig Crown Block Drilling Rig Machine Parts TC 450
API 8A/API 4F Drilling Rig Crown Block Drilling Rig Machine Parts TC 450
API 8A/API 4F Drilling Rig Crown Block Drilling Rig Machine Parts TC 450
API 8A/API 4F Drilling Rig Crown Block Drilling Rig Machine Parts TC 450
Specifications
Brand Name :
RG
Model Number :
TC 450 Crown Block
Certification :
API
Place of Origin :
China
MOQ :
1 set
Price :
Negotiable
Payment Terms :
T/T, L/C, D/P
Supply Ability :
30 sets / month
Delivery Time :
30-45 days
Packaging Details :
Polywood case for land, air, ocean shipment
Application :
Oil well drilling operation
Usage :
Drilling Rig components
Product :
Crown Block
Standard :
API 4F
Load :
111640
Condition :
New
Model :
TC Series
Working condiction :
Standard Service
Description

Oil Well Drilling Rig Components API 8A/API 4F Crown Block TC 450

The crown blocks as the part of the drilling rig is conform to API 4F standard and SY/T5527. The drilling rig crown block is composed with

crown basement, fast-line sheave, sand-line sheave, dead-line sheave, main sheave, drilling line protector and sheaves for hydraulic and air winch, bumper wood for the Crown-O-Matic and guardrail.

The traveling system of crown block is divided into 7×6, 6×5, 5×4, and 4×3, which fit to Φ7/8”～Φ1 1/2” drilling lines. The sheave groove conforms to the requirements of API RP 9B. The sheave groove surface is processed with a quenching treatment. The bearing of crown block adopts centralized lubrication for convenient operation.

Specification of Crown Block

Model TC-30 TC-50 TC-90 TC-135 TC-170 TC-225 TC-315 TC-450
Max. Load kN (1bs)

300

(66000)

500

(110000)

900

(200000)

1350

(300000)

1700

(374000)

2250

(500000)

3150

(700000)

4500

(1000000)

Drilling line

size mm(in)

≦24

(15/16)

≦24

(15/16)

26

(1)

≦29

(1-1/8)

≦29

(1-1/8)

≦32

(1-1/4)

35

(1-3/8)

38

(1-1/2)

Sheaves O.D

mm(in)

475

(18-3/4)

610

(24)

660

(26)

1016

(40)

1016

(40)

1120

(44)

1270

(50)

1524

(60)
Number of sheaves 4 5 5 5 6 6 7 7

API 8A/API 4F Drilling Rig Crown Block Drilling Rig Machine Parts TC 450

About JC Wellhead

Jingcheng Petroleum Machinery Manufacturing Co.,Ltd was established in 2008, we are specialized in design and manufacturing of the oilfield wellhead equipment. We - YCJC are a registered supplier for CNPC, GWDC, CCDC in China.

In 2012, JC wellhead jointed with ZZ TOP Oil tools to expand the international business, in order to meet the customers' various requirement, we work with other large drilling rig companies to supply the other oilfield equipments, such as drilling rig components (mud pump & parts, rotary swivel, travelling block, hook etc), handling tools ( slip, elevator, spider, casing tong, power tong, mual tong etc.) and so on.

Welcome to contact us for more information!!

Product tags

dth drilling spare parts

,

schramm drill rig parts

,

core drilling rig manufacturers
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API 8A/API 4F Drilling Rig Crown Block Drilling Rig Machine Parts TC 450

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Product Detail
Brand Name :
RG
Model Number :
TC 450 Crown Block
Certification :
API
Place of Origin :
China
MOQ :
1 set
Price :
Negotiable
Contact Supplier
API 8A/API 4F Drilling Rig Crown Block Drilling Rig Machine Parts TC 450
API 8A/API 4F Drilling Rig Crown Block Drilling Rig Machine Parts TC 450

XI‘AN ZZTOP OIL TOOLS CO.，LTD

Verified Supplier
6 Years
Since 2008
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter, Seller
Main Products :
Wellhead Christmas Tree, Wellhead Casing Head, Tubing Head Spool
Total Annual :
3000000-5000000
Employee Number :
100~120
Certification Level :
Verified Supplier
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