How is quality control handled?

We have experienced QC staff and perform strict inspection on every order before shipping.

What after-sales support is provided?

We provide 24-hour sales response, 24/7 technical support, and free replacements for quality issues.

What shipping methods are suggested?

Samples are sent via courier (DHL/UPS/TNT/FEDEX) or air; bulk orders by air or sea.

Rtm4 or Rts4 Roller Kelly Bushing

Name: Type Hds/HDP/Rtm4 or Rts4 Roller Kelly Bushing
Brand: Nantong Strong Petroleum Technology Co., Ltd.
SKU: 2017244172

Jiangsu, ChinaNantong Strong Petroleum Technology Co., Ltd.

US$185.00-190.00

1 Piece

Product profile

Customization

Available

After-sales Service

on Line

Warranty

1 Year

Model NO.

HDS/HDP/RTM4/RTS4

Manufacturing Process

CNC Milling

Surface Treatment

Without Processing

Operation Pressure

Vacuum

Material

Nylon

Transport Package

Wooden Case

Specification

2 1/2''-6''

Trademark

Strong

Origin

Jiangsu. China

HS Code

8431431000

Production Capacity

200 Set/Sets Per Month

Key features

Versatile Drive Options: Available in Square drive and Pin drive types for various kelly sizes.

Three Duty Classes: Offered in Heavy, Medium, and Light-duty styles to match specific needs.

Wide Size Compatibility: Suitable for 17.5 to 49.5 inch rotary tables with various kelly dimensions.

Nylon Material: Constructed from durable Nylon material for reliable performance.

Fast Stock Delivery: Only 2-3 days handling time if the requested size is in stock.

24-Hour Response: Sales team responds to inquiries within 24 hours, excluding holidays.

Free Quality Replacement: Free replacement provided if failure is confirmed due to product quality.

Company profile

Nantong Strong Petroleum Technology Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2018-07-03Nearest Port: ShanghaiAverage Response Time: ≤6.09hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, DAP, CPT, FCA

AI-Powered supplier vetting

SummaryNantong Strong Petroleum Technology Co., Ltd. is identified as a China-based manufacturer/factory producing oilfield drilling, production, OCTG, wellhead, downhole equipment and spare parts. The supplier reports 10 production lines, 11–20 R&D engineers, 11–20 quality-control staff, and lead times of within 15 workdays off-peak and one month during peak season. Its stated export markets cover multiple regions, with exports representing 51%–70% of total sales. The supplier reports ISO 9000, ISO 9001, ISO 14001 and ISO 14000 certifications and states that its products have been exported to several countries and supplied to national petroleum companies. Trade records show shipments involving the US and India, but the available transaction evidence is limited. The provided information does not sufficiently establish after-sales service, financial credibility, innovation outcomes, customization capability, or broader customer performance.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and describes itself as a professional supplier of oilfield equipment, including drilling, production, OCTG, wellhead, downhole tools and spare parts. This supports classification as a manufacturing supplier rather than only a trading intermediary.

CertificationsThe supplier reports ISO 9000, ISO 9001, ISO 14001 and ISO 14000 management-system certifications, and its company description states that it has API certification. These are explicit certification claims relevant to quality and environmental management and oilfield equipment supply.

Production capacityThe supplier reports 10 production lines, 11–20 quality-control staff, lead times within 15 workdays off-peak and one month during peak season, and exports accounting for 51%–70% of sales. These stated operational indicators support an established production and export capability.

Client casesThe supplier states that it has exported to the USA, South America, Africa, Japan and Singapore and has partnered with national petroleum companies. Trade records also associate it with buyers in the US and India, but only a small number of records are provided, so customer experience is supported but not broadly verifiable.