艾默生(ALCO)A/B系列热力膨胀阀

型号：艾默生膨胀阀AA/AN/BA/BN-1H,艾默生膨胀阀AA/AN/BA/BN-1-1/2H,艾默生膨胀阀AA/AN/BA/BN-2H,艾默生膨胀阀AA/AN/BA/BN-2-1/2H,艾默生膨胀阀AA/AN/BA/BN-3H,艾默生膨胀阀AA/AN/BA/BN-4H,艾默生膨胀阀AA/AN/BA/BN-5H,艾默生膨胀阀AA/AN/BA/BN-6H,艾默生膨胀阀AA/AN/BA/BN-3/4M,艾默生膨胀阀AA/AN/BA/BN-1M,艾默生膨胀阀AA/AN/BA/BN-1-1/2M,艾默生膨胀阀AA/AN/BA/BN-2M,艾默生膨胀阀AA/AN/BA/BN-2-1/4M,艾默生膨胀阀AA/AN/BA/BN-3M,艾默生膨胀阀AA/AN/BA/BN-3-1/2M,艾默生膨胀阀AA/AN/BA/BN-4-1/4M,艾默生膨胀阀AA/AN/BA/BN-1/2S,艾默生膨胀阀AA/AN/BA/BN-1S,艾默生膨胀阀AA/AN/BA/BN-1-1/4S,艾默生膨胀阀AA/AN/BA/BN-1-1/2S,艾默生膨胀阀AA/AN/BA/BN-2S,艾默生膨胀阀AA/AN/BA/BN-2-1/2S,艾默生膨胀阀AA/AN/BA/BN-3S,艾默生膨胀阀AA/AN/BA/BN-4S,艾默生膨胀阀AA/AN/BA/BN-1N艾默生膨胀阀AA/AN/BA/BN-1-1/2N,艾默生膨胀阀AA/AN/BA/BN-2N,艾默生膨胀阀AA/AN/BA/BN-2-1/2N,艾默生膨胀阀AA/AN/BA/BN-3N,艾默生膨胀阀AA/AN/BA/BN-4N,艾默生膨胀阀AA/AN/BA/BN-5N,艾默生膨胀阀AA/AN/BA/BN-6N