High-Strength Forged Elevator Links – API 8C Certified

Main Features

• Integrated Forging Technology: Manufactured from high-quality alloy steel through a seamless forging process. This ensures superior grain flow and eliminates internal defects, providing maximum structural integrity under extreme tension.

• Exceptional Fatigue Resistance: Each link undergoes specialized heat treatment and surface strengthening to withstand repetitive high-load cycles in deep-well drilling operations.

• Extreme Environment Ready: Engineered to perform in temperatures ranging from -20°C to +50°C, making them ideal for both Arctic and Middle Eastern desert oilfields.

Technical Reference

Capacity (Short Tons)	Material	Standard Lengths (mm)	Safety Factor	Certification
150T – 350T	Alloy Steel	1800 – 3600	3:1 / 4:1	API 8C / CE
500T – 750T	Premium Forged Alloy	3000 – 4800	3:1 / 4:1	API 8C / ISO
1000T – 1500T+	High-Performance Alloy	Customized	Optimized	API 8C / ABS

Certification

Usage

• Onshore & Offshore Drilling: Compatible with standard top drive systems and elevator configurations.

• Deep Well Operations: High-tonnage capacity for heavy casing and drill pipe strings.

• Customized Solutions: We offer bespoke lengths and eye-hole dimensions to fit specific rig requirements.

Specifications

Single-Arm Elevator Link
	Art. No.	D (mm)	r1 (mm)	R1 (mm)	L1 (mm)	L2 (mm)	L3 (mm)	r2 (mm)	R2 (mm)	L4 (mm)	L5 (mm)	L6 (mm)	L (mm)	Weight (kg/Pair)
	DH50	48	22	51	20	100	150	22	64	60	120	180	1100	58
	DH75	53	21	53	20	106	150	28	80	70	140	203	1500	90
	DH100	60	22	51	20	102	150	28	64	80	140	190	1500	118
	DH150	68	23	51	25	102	150	28	64	95	140	210	1800	165
	DH250	78	30	70	30	140	200	34.5	102	135	203	250	2700	346
	DH350	89	37	70	35	140	203	34.5	102	135	203	254	3300	462
	DH500	115	47	83	50	170	250	47	121	160	242	300	3600	890
	DH750	140	56	127	55	190	318	63	131	190	262	330	3660	1400

Selection Guide: Single-Arm vs. Double-Arm

• Single-Arm: Ideal for standard hoisting operations requiring maximum streamlined clearance and high-strength forging integrity.
• Double-Arm Elevator Link: Recommended for heavy-duty drilling configurations where dual-point stability and specialized geometry are required for load balancing.

Engineering Mastery & Manufacturing Process

Juli Sling’s Elevator Links are engineered for the most rigorous drilling environments, utilizing high-quality alloy steel and advanced metallurgical techniques to ensure maximum reliability.

• Single-Arm Elevator Links: Manufactured through a precision swaged forging process, followed by meticulous mechanical processing and specialized surface treatments. This seamless construction optimizes grain flow for superior strength-to-weight ratios.
• Double-Arm Elevator Links: Utilizing a hybrid of swaged forging and high-integrity welding processes, these links are designed to handle complex load distributions while maintaining structural rigidity.
• Mechanical Integrity: Every link possesses the core traits of high intensity, exceptional toughness, and balanced mechanical properties, ensuring stable performance under extreme tensile stress and cyclical loading.

Export Logistics & Packaging

Recognizing the demands of international transit, JULI Sling provides standardized and bespoke packaging solutions to ensure product integrity upon arrival:

• Standard Export Package: Heavy-duty polywood boxes designed for sea and air freight, providing maximum protection against impact and moisture.
• Customized Solutions: Packaging can be tailored to meet specific project site requirements or long-term storage needs in extreme climates.