日韩妓女精品影院视频在线_小草免费在线播放_桃花直播在线观看免费播放_中文字幕亚洲我不卡_国产精品人伦久久_亚洲综合色盗摄视频_网友分享国产欧美日本不卡心得_中文字幕第7页_绝美人妻被夫前侵犯_男女爱爱爽爽福利免费视频

	ï¿½ï¿½ï¿½Pä“¹ï¿½

	ï¿½ï¿½ï¿½ÜŸoï¿½pä“¹ï¿½

	35CrMOï¿½oï¿½pä“¹ï¿½

	15CrMoGï¿½Ï½ï¿½ï¿½

	16MNï¿½oï¿½pä“¹ï¿½

	ï¿½ï¿½(nï¿½ï¿½i)ï¿½rï¿½ï¿½ï¿½Pä“ï¿½(fï¿½ï¿½)ï¿½Ï¹ï¿½

	42CrMOï¿½oï¿½pä“¹ï¿½

	GB8162ï¿½oï¿½pä“¹ï¿½

	GB5310ï¿½ß‰ï¿½å tï¿½ï¿½

	ï¿½Ï½ï¿½oï¿½pä“¹ï¿½

	GB8163ï¿½oï¿½pä“¹ï¿½

	GB3087ï¿½ï¿½ï¿½Ð‰ï¿½å tï¿½ï¿½

	ï¿½ï¿½ï¿½Kï¿½ß‰ï¿½å tï¿½ï¿½

	SA335P11ï¿½Ï½ï¿½ï¿½

	12Cr1MoVGï¿½Ï½ï¿½ï¿½

	ï¿½ï¿½ï¿½ï¿½ä“¹ï¿½

2024.07.29Ì–(hï¿½ï¿½o)ï¿½ï¿½ï¿½ï¿½Ê§ï¿½ï¿½

45#ï¿½ï¿½ÚŸoï¿½pä“¹ï¿½325*10

2023ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Kï¿½oï¿½pä“¹Üƒr(jiï¿½ï¿½)

ï¿½M(jï¿½ï¿½n)ï¿½ï¿½11ï¿½Â·Ý£ï¿½ï¿½ï¿½ï¿½Kï¿½oï¿½pä“¹ï¿½ä“ƒr(jiï¿½ï¿½)

ï¿½F(xiï¿½ï¿½n)Ø›ï¿½YÔ´

ï¿½F(xiï¿½ï¿½n)Ø›ï¿½ï¿½ï¿½Q	ÒŽ(guï¿½ï¿½)ï¿½ï¿½	ï¿½ï¿½ï¿½\|(zhï¿½ï¿½)	ï¿½ï¿½(biï¿½ï¿½o)ï¿½ï¿½(zhï¿½ï¿½n)	ï¿½r(jiï¿½ï¿½)ï¿½ï¿½	ï¿½a(chï¿½ï¿½n)ï¿½ï¿½	ï¿½ï¿½ï¿½Â•r(shï¿½ï¿½)ï¿½g
ï¿½oï¿½aï¿½ï¿½ÎŸoï¿½pä“¹Ü³ï¿½ï¿½L(zhï¿½ï¿½ng)ï¿½ï¿½ï¿½ß¡ï¿½	19ï¿½ï¿½2	10/20	GB8162	ï¿½ï¿½h/ï¿½ï¿½	ï¿½ï¿½ï¿½K	2024/9/8
ï¿½oï¿½aï¿½Ï½ï¿½ï¿½12Cr1moVGï¿½F(xiï¿½ï¿½n)Ø›	245ï¿½ï¿½16	12Cr1moVG	GB5310-2017	ï¿½ï¿½h/ï¿½ï¿½	ï¿½ï¿½ï¿½(yï¿½ï¿½ng)	2024/9/8
ï¿½oï¿½a15CrMoGå tï¿½ï¿½	38ï¿½ï¿½4.5	15CrMoG	GB5310-2017	ï¿½ï¿½h/ï¿½ï¿½	ï¿½oï¿½a	2024/9/8
ï¿½oï¿½aï¿½ï¿½Ú¾ï¿½ï¿½Ü¹Ü¬F(xiï¿½ï¿½n)Ø›	40ï¿½ï¿½6	20#	GB/T3639-2008	ï¿½ï¿½h/ï¿½ï¿½	É½ï¿½\|	2024/9/8
20#ï¿½ï¿½ÚŸoï¿½pä“¹Ü¬F(xiï¿½ï¿½n)Ø›-ï¿½ï¿½ï¿½Ð¡ï¿½	530ï¿½ï¿½60	20/45	GB8162-2018	ï¿½ï¿½h/ï¿½ï¿½	ï¿½ï¿½Ò±	2024/9/8
ï¿½ï¿½ï¿½Kï¿½ß‰ï¿½å tï¿½ï¿½20Gï¿½oï¿½pä“¹Ü¡ï¿½	273ï¿½ï¿½10	20G	Gb5310-2008	ï¿½ï¿½h/ï¿½ï¿½	ï¿½ï¿½ï¿½K	2024/9/8
35CrMoï¿½Ï½ï¿½Ü¬F(xiï¿½ï¿½n)Ø› ï¿½oï¿½a35Cï¿½ï¿½	219ï¿½ï¿½35	35CrMo	GB8162	ï¿½ï¿½h/ï¿½ï¿½	Ò±ï¿½	2024/9/8
ï¿½oï¿½aÐ¡ï¿½Úï¿½ï¿½Ï½ï¿½Ü¬F(xiï¿½ï¿½n)Ø›ï¿½ï¿½Æ·ï¿½ï¿½	28ï¿½ï¿½3	12Cr1MoVG/ï¿½ï¿½	GB5310	ï¿½ï¿½h/ï¿½ï¿½	ï¿½ï¿½ï¿½	2024/9/8
ï¿½oï¿½a12Cr1MoVGï¿½Ï½ï¿½Ü¬F(xiï¿½ï¿½n)Ø›ÒŽ(guï¿½ï¿½)ï¿½ï¿½	57ï¿½ï¿½3	12Cr1MoVG	GB5310	13000Ôª/ï¿½ï¿½	ï¿½ï¿½ï¿½	2024/9/8
ï¿½}ï¿½ï¿½20GÐ¡ï¿½Úï¿½å tï¿½ï¿½-ï¿½}ï¿½Ç¡ï¿½	89ï¿½ï¿½4	20G	GB5310-2008	5050Ôª/ï¿½ï¿½	ï¿½ï¿½ï¿½K	2024/9/8
ï¿½ï¿½Í¨20Gï¿½ß‰ï¿½å tï¿½ï¿½-GB5310ï¿½ï¿½	57ï¿½ï¿½3.5	20G	GB5310-2008	4980Ôª/ï¿½ï¿½	ï¿½ï¿½ï¿½K	2024/9/8
ï¿½oï¿½aï¿½ï¿½Ú¾ï¿½ï¿½Î¹ï¿½-ï¿½oï¿½aï¿½ï¿½Úï¿½ï¿½ï¿½	160ï¿½ï¿½160	Q235B	Gb6728	4630Ôª/ï¿½ï¿½	ï¿½ï¿½ï¿½K	2024/9/8
ï¿½oï¿½aï¿½ï¿½ÚŸoï¿½pä“¹ï¿½/ï¿½oï¿½aï¿½Ï½ï¿½	194ï¿½ï¿½45	20#/45#/P5ï¿½ï¿½	GB8162	ï¿½ï¿½h/ï¿½ï¿½	ï¿½ï¿½ï¿½	2024/9/8
ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ÎŸoï¿½pä“¹ï¿½/20Ì–(hï¿½ï¿½o)å tï¿½ï¿½	114ï¿½ï¿½6	20	Gb3087	5600Ôª/ï¿½ï¿½	ï¿½ï¿½ï¿½K	2024/9/8
ï¿½oï¿½aï¿½ï¿½ÎŸoï¿½pä“¹ÜŸoï¿½aï¿½Ï½ï¿½	168ï¿½ï¿½12	12Cr1MoVG/ï¿½ï¿½	Gb5310/ASTM A335ï¿½ï¿½	12000Ôª/ï¿½ï¿½	ï¿½ï¿½ï¿½K	2024/9/8
ï¿½ï¿½ï¿½ï¿½34CrMo4ï¿½Ï½ï¿½ï¿½	12-219ï¿½ï¿½1-16ï¿½ï¿½	34CrMo4/42ï¿½ï¿½	GB/T6479-2000	ï¿½ï¿½h/ï¿½ï¿½	ï¿½Ïºï¿½	2024/9/8
ï¿½ï¿½ï¿½K15CrMoGï¿½Ï½ï¿½ÜŸoï¿½pä“¹Ü¡ï¿½	12-377ï¿½ï¿½1-25ï¿½ï¿½	15CrMoG/35ï¿½ï¿½	GB/T6479-2000	ï¿½ï¿½h/ï¿½ï¿½	ï¿½ï¿½Ò±	2024/9/8
20#ï¿½ï¿½ï¿½Ð‰ï¿½å tï¿½ï¿½	57ï¿½ï¿½4	20#	Gb3087-1999	ï¿½ï¿½h/ï¿½ï¿½	ï¿½oï¿½a	2024/9/8
12Cr1MoVGï¿½ß‰ï¿½ï¿½Ï½ï¿½ï¿½	168ï¿½ï¿½8	12Cr1MoVG/ï¿½ï¿½	GBGB9948-88	ï¿½ï¿½h/ï¿½ï¿½	ï¿½Ïºï¿½	2024/9/8
ï¿½ï¿½ï¿½ï¿½Ã²ï¿½ï¿½Pä“¹ï¿½	25ï¿½ï¿½3	304LN	ASTM/ASME	ï¿½ï¿½h/ï¿½ï¿½	ï¿½ï¿½ï¿½	2024/9/8
ï¿½oï¿½a12Cr1MoVGï¿½ß‰ï¿½ï¿½Ï½ï¿½ï¿½	89ï¿½ï¿½6	12Cr1MoVG	GB5310	ï¿½ï¿½h/ï¿½ï¿½	ï¿½ï¿½ï¿½	2024/9/8
12Cr1MoVGï¿½ß‰ï¿½ï¿½Ï½ï¿½ï¿½-ï¿½oï¿½aï¿½ï¿½	219ï¿½ï¿½20	12Cr1MoVG	GB5310	ï¿½ï¿½h/ï¿½ï¿½	ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½	2024/9/8
ï¿½oï¿½aÐ¡ï¿½Úï¿½ï¿½Ï½ï¿½Üƒr(jiï¿½ï¿½)ï¿½ï¿½-051ï¿½ï¿½	25ï¿½ï¿½2.5	15CrMoG	GB5310	ï¿½ï¿½h/ï¿½ï¿½	ï¿½ï¿½ï¿½K	2024/9/8
ï¿½oï¿½aGB9948ï¿½oï¿½pä“¹ï¿½16Mnï¿½oï¿½ï¿½	402ï¿½ï¿½45	16Mn	GB9948	6800Ôª/ï¿½ï¿½	ï¿½ï¿½Ò±	2024/9/8
ï¿½ï¿½ 421 ï¿½ï¿½(gï¿½ï¿½)ï¿½a(chï¿½ï¿½n)Æ· ï¿½ï¿½ï¿½(yï¿½ï¿½) ï¿½ï¿½Ò»ï¿½(yï¿½ï¿½) [1] [2] ï¿½ï¿½Ò»ï¿½(yï¿½ï¿½) Ä©ï¿½(yï¿½ï¿½) ï¿½ï¿½18ï¿½(yï¿½ï¿½) 24ï¿½ï¿½(gï¿½ï¿½)/ï¿½(yï¿½ï¿½)