Standards:

Applications:

Product Information:

The testing machine adopts a mechanical first-class lever loading system and is mainly used for creep and stress-rupture testing of metallic and non-metallic materials. The G-30/50 Mechanical Creep and Stress-Rupture Testing Machine is widely used in industries and institutions such as mechanical metallurgy, national defense and military industry, aerospace, automobile manufacturing, scientific research institutes, universities and colleges, and relevant quality inspection organizations. It is designed to determine the creep properties and stress-rupture strength of ferrous metals, non-ferrous metals, alloys, and other materials under high-temperature conditions.

Applicable Standards

The G-30/50 Mechanical Creep and Stress-Rupture Testing Machine can perform tests in accordance with the requirements of the following domestic and international testing standards, and can provide all the performance parameters specified in these standards. The applicable standards are as follows:
Chinese Standards:
JJG 276-2009 – Verification Regulation of High-Temperature Creep and Stress-Rupture Testing Machines
GB/T 16825.2 – Verification of the Force Applied by Tension Creep Testing Machines
JJG 351 – Verification Regulation of Base Metal Thermocouples for Working Use
JJG 141 – Verification Regulation of Noble Metal Thermocouples for Working Use
GB/T 12160 – Calibration of Extensometers Used in Uniaxial Testing
GB/T 2039-2012 – Metallic Materials — Tensile Creep and Stress-Rupture Test Method
HB 5151-96 – Test Method for Tensile Creep of Metals at Elevated Temperature
HB 5150-96 – Test Method for Tensile Stress-Rupture of Metals at Elevated Temperature
Optional Standards (available upon customer request):
ASTM E139-2011 – Standard Test Methods for Conducting Creep, Creep-Rupture, and Stress-Rupture Tests of Metallic Materials
ASTM E1012-2019 – Standard Practice for Verification of Testing Frame and Specimen Alignment Under Tensile and Compressive Axial Force Application

Frame Dimensions and Technical Parameters of the Testing Machine

No.	Description	30 kN	50kN
1	Overall height of main machine (H1)	2330mm	2380mm
2	Height of main column (H2)	1380mm	1380mm
3	Height from table surface to floor (H3)	622mm	622mm
4	Length of testing machine (W1)	642mm	642mm
5	Internal space width of testing machine (W2)	408mm	403mm
6	Width of testing machine (B1)	580mm	580mm
7	Working table width (B2)	1062mm	1062mm
8	Overall width of testing machine (B3)	1204mm	1212mm

Note: The overall dimensions are subject to the actual machine.

Technical Parameters of the Main Testing Machine

	Machine type:	Floor-standing
	Maximum loading capacity:	30 kN / 50 kN
	Test force accuracy:	≤±0.5%
	Test force accuracy: ≤ ±0.5%	0.3kN-30kN/0.5kN-50kN
	Pull rod speed:	2.5—50mm/min；
	Lower pull rod stroke:	≥250mm
	Lever ratio:	Single-stage (1:40) / Single-stage (1:50)
	Minimum load increment:	1N
	Coaxiality:	≤8%(in accordance with national standard)
	Lever displacement:	±0.1mm
	Total weight per unit:	882kg/907kg

Technical Parameters of the Deformation Measurement Unit

Deformation measurement range:	0～12mm
Deformation measurement resolution:	0.001mm
Deformation measurement accuracy:	±0.002mm

 

Furnace structure:	Split-type (hinged opening)
Heating control method:	Three-section resistance wire heating with independent zone control
Heating element specification:	≥Φ1.5mm/Φ5mm
Operating temperature:	300-1100℃
Uniform temperature zone length:	150mm/200mm
Surface temperature rise of furnace shell:	≤90℃
Temperature fluctuation:	≤±2℃
Temperature gradient:	≤3℃
Furnace chamber dimensions:	Φ90 × 380 mm (Φ1.5 furnace) / Φ90 × 410 mm (Φ5 furnace)
Overall dimensions of the furnace:	Φ320 × 460 mm (Φ1.5 furnace) / Φ340 × 500 mm (Φ5 furnace)
Furnace power:	AC 380 V, 4 kW (Φ1.5 furnace) / AC 380 V, 5 kW (Φ5 furnace)
Note: Furnace dimensions are subject to the actual equipment supplied.