Development of a Numerical Model for an Expanding Tube with Linear Explosive Using AUTODYN

Table 2

Steinberg-Guinan strength parameters.

Parameter	SS304	AL6061	Unit
𝐺	7.7×10^8	2.97×10^7	kPa
𝑌	3.4×10^5	5×10^4	kPa
𝛽	43	28	—
𝑛	0.35	0.8	—
𝑑𝐺/𝑑𝑃	1.74	1.4
𝑑𝐺/𝑑𝑇	−3.5×10^4	−1.29×10^4	kPa/K
𝑑𝑌/𝑑𝑃	7.68×10^−3	2.35×10^−3	—
Melting temperature	2380	1604	K